Vulnerabilities > CVE-2018-11396 - Unspecified vulnerability in Gnome Epiphany

047910
CVSS 7.5 - HIGH
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
HIGH
network
low complexity
gnome
nessus
exploit available

Summary

ephy-session.c in libephymain.so in GNOME Web (aka Epiphany) through 3.28.2.1 allows remote attackers to cause a denial of service (application crash) via JavaScript code that triggers access to a NULL URL, as demonstrated by a crafted window.open call.

Vulnerable Configurations

Part Description Count
Application
Gnome
345

Exploit-Db

descriptionEpiphany 3.28.2.1 - Denial of Service. Dos exploit for Multiple platform
idEDB-ID:44821
last seen2018-06-01
modified2018-06-01
published2018-06-01
reporterExploit-DB
sourcehttps://www.exploit-db.com/download/44821/
titleEpiphany 3.28.2.1 - Denial of Service

Nessus

  • NASL familyFedora Local Security Checks
    NASL idFEDORA_2018-A5E45FC9F7.NASL
    description - Fix CVE-2018-11396/CVE-2018-12016 (#795740) - Allow Ctrl+T in app mode again due to unintended consequences (#796204) - Don
    last seen2020-06-05
    modified2019-01-03
    plugin id120678
    published2019-01-03
    reporterThis script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/120678
    titleFedora 28 : 1:epiphany (2018-a5e45fc9f7)
    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 FEDORA-2018-a5e45fc9f7.
    #
    
    include("compat.inc");
    
    if (description)
    {
      script_id(120678);
      script_version("1.4");
      script_set_attribute(attribute:"plugin_modification_date", value:"2020/06/04");
    
      script_cve_id("CVE-2018-11396", "CVE-2018-12016");
      script_xref(name:"FEDORA", value:"2018-a5e45fc9f7");
    
      script_name(english:"Fedora 28 : 1:epiphany (2018-a5e45fc9f7)");
      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:
    "  - Fix CVE-2018-11396/CVE-2018-12016 (#795740)
    
      - Allow Ctrl+T in app mode again due to unintended
        consequences (#796204)
    
      - Don't remember passwords when the setting is disabled
        (#796219)
    
      - Fix password manager crash on chase.com (GitLab #11)
    
    Note that Tenable Network Security has extracted the preceding
    description block directly from the Fedora update system website.
    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://bodhi.fedoraproject.org/updates/FEDORA-2018-a5e45fc9f7"
      );
      script_set_attribute(
        attribute:"solution", 
        value:"Update the affected 1:epiphany package."
      );
      script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
      script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
      script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
      script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
      script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
      script_set_attribute(attribute:"exploit_available", value:"true");
    
      script_set_attribute(attribute:"plugin_type", value:"local");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:1:epiphany");
      script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:28");
    
      script_set_attribute(attribute:"vuln_publication_date", value:"2018/05/23");
      script_set_attribute(attribute:"patch_publication_date", value:"2018/06/15");
      script_set_attribute(attribute:"plugin_publication_date", value:"2019/01/03");
      script_set_attribute(attribute:"generated_plugin", value:"current");
      script_end_attributes();
    
      script_category(ACT_GATHER_INFO);
      script_copyright(english:"This script is Copyright (C) 2019-2020 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 = pregmatch(pattern: "Fedora.*release ([0-9]+)", string:release);
    if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Fedora");
    os_ver = os_ver[1];
    if (! preg(pattern:"^28([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 28", "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:"FC28", reference:"epiphany-3.28.3.1-1.fc28", epoch:"1")) flag++;
    
    
    if (flag)
    {
      security_report_v4(
        port       : 0,
        severity   : SECURITY_WARNING,
        extra      : rpm_report_get()
      );
      exit(0);
    }
    else
    {
      tested = pkg_tests_get();
      if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
      else audit(AUDIT_PACKAGE_NOT_INSTALLED, "1:epiphany");
    }
    
  • NASL familySuSE Local Security Checks
    NASL idOPENSUSE-2019-2318.NASL
    descriptionThis update for epiphany fixes the following issues : - CVE-2018-11396: Fixed a JavaScript crash when an invalid URI is opened (boo#1094464).
    last seen2020-06-01
    modified2020-06-02
    plugin id129999
    published2019-10-17
    reporterThis script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/129999
    titleopenSUSE Security Update : epiphany (openSUSE-2019-2318)
  • NASL familyFedora Local Security Checks
    NASL idFEDORA_2018-DE5457B0A2.NASL
    description - Ensure search engine migration does not fail (#794645) - Do not open adblock filters when automatic open downloads is enabled (#794646) - Fix crash destroying sync service (#794728) - Fix CVE-2018-11396/CVE-2018-12016 (#795740) - Do not use Fanboy
    last seen2020-06-05
    modified2018-06-25
    plugin id110673
    published2018-06-25
    reporterThis script is Copyright (C) 2018-2020 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/110673
    titleFedora 27 : 1:epiphany (2018-de5457b0a2)

Packetstorm

data sourcehttps://packetstormsecurity.com/files/download/148008/epiphany32821-dos.txt
idPACKETSTORM:148008
last seen2018-06-05
published2018-06-01
reporterMishra Dhiraj
sourcehttps://packetstormsecurity.com/files/148008/Epiphany-3.28.2.1-Denial-Of-Service.html
titleEpiphany 3.28.2.1 Denial Of Service