Vulnerabilities > CVE-2015-5267 - 7PK - Security Features vulnerability in Moodle
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
NONE Availability impact
NONE Summary
lib/moodlelib.php in Moodle through 2.6.11, 2.7.x before 2.7.10, 2.8.x before 2.8.8, and 2.9.x before 2.9.2 relies on the PHP mt_rand function to implement the random_string and complex_random_string functions, which makes it easier for remote attackers to predict password-recovery tokens via a brute-force approach.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
Nessus
NASL family FreeBSD Local Security Checks NASL id FREEBSD_PKG_C2FCBEC25DAA11E59909002590263BF5.NASL description Moodle Release Notes report : MSA-15-0030: Students can re-attempt answering questions in the lesson (CVE-2015-5264) MSA-15-0031: Teacher in forum can still post to last seen 2020-06-01 modified 2020-06-02 plugin id 85995 published 2015-09-18 reporter This script is Copyright (C) 2015-2018 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/85995 title FreeBSD : moodle -- multiple vulnerabilities (c2fcbec2-5daa-11e5-9909-002590263bf5) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from the FreeBSD VuXML database : # # Copyright 2003-2018 Jacques Vidrine and contributors # # Redistribution and use in source (VuXML) and 'compiled' forms (SGML, # HTML, PDF, PostScript, RTF and so forth) with or without modification, # are permitted provided that the following conditions are met: # 1. Redistributions of source code (VuXML) must retain the above # copyright notice, this list of conditions and the following # disclaimer as the first lines of this file unmodified. # 2. Redistributions in compiled form (transformed to other DTDs, # published online in any format, converted to PDF, PostScript, # RTF and other formats) must reproduce the above copyright # notice, this list of conditions and the following disclaimer # in the documentation and/or other materials provided with the # distribution. # # THIS DOCUMENTATION IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS "AS IS" # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, # THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, # OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT # OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR # BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE # OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS DOCUMENTATION, # EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. # include("compat.inc"); if (description) { script_id(85995); script_version("2.6"); script_cvs_date("Date: 2018/11/23 12:49:57"); script_cve_id("CVE-2015-5264", "CVE-2015-5265", "CVE-2015-5266", "CVE-2015-5267", "CVE-2015-5268", "CVE-2015-5269", "CVE-2015-5272"); script_name(english:"FreeBSD : moodle -- multiple vulnerabilities (c2fcbec2-5daa-11e5-9909-002590263bf5)"); script_summary(english:"Checks for updated packages in pkg_info output"); script_set_attribute( attribute:"synopsis", value: "The remote FreeBSD host is missing one or more security-related updates." ); script_set_attribute( attribute:"description", value: "Moodle Release Notes report : MSA-15-0030: Students can re-attempt answering questions in the lesson (CVE-2015-5264) MSA-15-0031: Teacher in forum can still post to 'all participants' and groups they are not members of (CVE-2015-5272 - 2.7.10 only) MSA-15-0032: Users can delete files uploaded by other users in wiki (CVE-2015-5265) MSA-15-0033: Meta course synchronization enrolls suspended students as managers for a short period of time (CVE-2015-5266) MSA-15-0034: Vulnerability in password recovery mechanism (CVE-2015-5267) MSA-15-0035: Rating component does not check separate groups (CVE-2015-5268) MSA-15-0036: XSS in grouping description (CVE-2015-5269)" ); # http://www.openwall.com/lists/oss-security/2015/09/21/1 script_set_attribute( attribute:"see_also", value:"https://www.openwall.com/lists/oss-security/2015/09/21/1" ); script_set_attribute( attribute:"see_also", value:"https://docs.moodle.org/dev/Moodle_2.7.10_release_notes" ); script_set_attribute( attribute:"see_also", value:"https://docs.moodle.org/dev/Moodle_2.8.8_release_notes" ); script_set_attribute( attribute:"see_also", value:"https://docs.moodle.org/dev/Moodle_2.9.2_release_notes" ); # https://vuxml.freebsd.org/freebsd/c2fcbec2-5daa-11e5-9909-002590263bf5.html script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?fda82811" ); script_set_attribute(attribute:"solution", value:"Update the affected packages."); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:moodle27"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:moodle28"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:moodle29"); script_set_attribute(attribute:"cpe", value:"cpe:/o:freebsd:freebsd"); script_set_attribute(attribute:"vuln_publication_date", value:"2015/09/14"); script_set_attribute(attribute:"patch_publication_date", value:"2015/09/18"); script_set_attribute(attribute:"plugin_publication_date", value:"2015/09/18"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2015-2018 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"FreeBSD Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/FreeBSD/release", "Host/FreeBSD/pkg_info"); exit(0); } include("audit.inc"); include("freebsd_package.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); if (!get_kb_item("Host/FreeBSD/release")) audit(AUDIT_OS_NOT, "FreeBSD"); if (!get_kb_item("Host/FreeBSD/pkg_info")) audit(AUDIT_PACKAGE_LIST_MISSING); flag = 0; if (pkg_test(save_report:TRUE, pkg:"moodle27<2.7.10")) flag++; if (pkg_test(save_report:TRUE, pkg:"moodle28<2.8.8")) flag++; if (pkg_test(save_report:TRUE, pkg:"moodle29<2.9.2")) flag++; if (flag) { if (report_verbosity > 0) security_warning(port:0, extra:pkg_report_get()); else security_warning(0); exit(0); } else audit(AUDIT_HOST_NOT, "affected");
NASL family Fedora Local Security Checks NASL id FEDORA_2015-98FC0D20AD.NASL description Security update. Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-05 modified 2016-03-04 plugin id 89333 published 2016-03-04 reporter This script is Copyright (C) 2016-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/89333 title Fedora 23 : moodle-2.9.3-1.fc23 (2015-98fc0d20ad) code #%NASL_MIN_LEVEL 80502 # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Fedora Security Advisory 2015-98fc0d20ad. # include("compat.inc"); if (description) { script_id(89333); script_version("1.4"); script_set_attribute(attribute:"plugin_modification_date", value:"2020/06/04"); script_cve_id("CVE-2015-5264", "CVE-2015-5265", "CVE-2015-5266", "CVE-2015-5267", "CVE-2015-5268", "CVE-2015-5269", "CVE-2015-5272", "CVE-2015-5331", "CVE-2015-5332", "CVE-2015-5335", "CVE-2015-5336", "CVE-2015-5337", "CVE-2015-5338", "CVE-2015-5339", "CVE-2015-5340", "CVE-2015-5341", "CVE-2015-5342"); script_xref(name:"FEDORA", value:"2015-98fc0d20ad"); script_name(english:"Fedora 23 : moodle-2.9.3-1.fc23 (2015-98fc0d20ad)"); script_summary(english:"Checks rpm output for the updated package."); script_set_attribute( attribute:"synopsis", value:"The remote Fedora host is missing a security update." ); script_set_attribute( attribute:"description", value: "Security update. Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues." ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1264868" ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1288159" ); # https://lists.fedoraproject.org/pipermail/package-announce/2015-December/173618.html script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?06359ac5" ); script_set_attribute( attribute:"solution", value:"Update the affected moodle package." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:moodle"); script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:23"); script_set_attribute(attribute:"vuln_publication_date", value:"2016/02/22"); script_set_attribute(attribute:"patch_publication_date", value:"2015/12/11"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/03/04"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2016-2020 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Fedora Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("rpm.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); release = get_kb_item("Host/RedHat/release"); if (isnull(release) || "Fedora" >!< release) audit(AUDIT_OS_NOT, "Fedora"); os_ver = eregmatch(pattern: "Fedora.*release ([0-9]+)", string:release); if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Fedora"); os_ver = os_ver[1]; if (! ereg(pattern:"^23([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 23.x", "Fedora " + os_ver); if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Fedora", cpu); flag = 0; if (rpm_check(release:"FC23", reference:"moodle-2.9.3-1.fc23")) flag++; if (flag) { if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get()); else security_hole(0); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "moodle"); }
NASL family Fedora Local Security Checks NASL id FEDORA_2015-2EBDD4AD8F.NASL description Security update. Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-05 modified 2016-03-04 plugin id 89194 published 2016-03-04 reporter This script is Copyright (C) 2016-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/89194 title Fedora 22 : moodle-2.8.9-1.fc22 (2015-2ebdd4ad8f) code #%NASL_MIN_LEVEL 80502 # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Fedora Security Advisory 2015-2ebdd4ad8f. # include("compat.inc"); if (description) { script_id(89194); script_version("2.4"); script_set_attribute(attribute:"plugin_modification_date", value:"2020/06/04"); script_cve_id("CVE-2015-5264", "CVE-2015-5265", "CVE-2015-5266", "CVE-2015-5267", "CVE-2015-5268", "CVE-2015-5269", "CVE-2015-5272", "CVE-2015-5331", "CVE-2015-5332", "CVE-2015-5335", "CVE-2015-5336", "CVE-2015-5337", "CVE-2015-5338", "CVE-2015-5339", "CVE-2015-5340", "CVE-2015-5341", "CVE-2015-5342"); script_xref(name:"FEDORA", value:"2015-2ebdd4ad8f"); script_name(english:"Fedora 22 : moodle-2.8.9-1.fc22 (2015-2ebdd4ad8f)"); script_summary(english:"Checks rpm output for the updated package."); script_set_attribute( attribute:"synopsis", value:"The remote Fedora host is missing a security update." ); script_set_attribute( attribute:"description", value: "Security update. Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues." ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1264868" ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1288159" ); # https://lists.fedoraproject.org/pipermail/package-announce/2015-December/173666.html script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?6d087374" ); script_set_attribute( attribute:"solution", value:"Update the affected moodle package." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:moodle"); script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:22"); script_set_attribute(attribute:"vuln_publication_date", value:"2016/02/22"); script_set_attribute(attribute:"patch_publication_date", value:"2015/12/11"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/03/04"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2016-2020 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Fedora Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("rpm.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); release = get_kb_item("Host/RedHat/release"); if (isnull(release) || "Fedora" >!< release) audit(AUDIT_OS_NOT, "Fedora"); os_ver = eregmatch(pattern: "Fedora.*release ([0-9]+)", string:release); if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Fedora"); os_ver = os_ver[1]; if (! ereg(pattern:"^22([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 22.x", "Fedora " + os_ver); if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Fedora", cpu); flag = 0; if (rpm_check(release:"FC22", reference:"moodle-2.8.9-1.fc22")) flag++; if (flag) { if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get()); else security_hole(0); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "moodle"); }
References
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-50860
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-50860
- http://www.openwall.com/lists/oss-security/2015/09/21/1
- http://www.openwall.com/lists/oss-security/2015/09/21/1
- http://www.securitytracker.com/id/1033619
- http://www.securitytracker.com/id/1033619
- https://moodle.org/mod/forum/discuss.php?d=320291
- https://moodle.org/mod/forum/discuss.php?d=320291