Vulnerabilities > CVE-2014-3683 - Numeric Errors vulnerability in multiple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
PARTIAL Summary
Integer overflow in rsyslog before 7.6.7 and 8.x before 8.4.2 and sysklogd 1.5 and earlier allows remote attackers to cause a denial of service (crash) via a large priority (PRI) value. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-3634.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
Nessus
NASL family Gentoo Local Security Checks NASL id GENTOO_GLSA-201412-35.NASL description The remote host is affected by the vulnerability described in GLSA-201412-35 (RSYSLOG: Denial of Service) Multiple vulnerabilities have been discovered in RSYSLOG. Please review the CVE identifiers referenced below for details. Impact : A context-dependent attacker may be able to create a Denial of Service condition. Workaround : There is no known workaround at this time. last seen 2020-06-01 modified 2020-06-02 plugin id 80240 published 2014-12-26 reporter This script is Copyright (C) 2014-2015 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/80240 title GLSA-201412-35 : RSYSLOG: Denial of Service NASL family SuSE Local Security Checks NASL id SUSE_SU-2014-1438-1.NASL description This update for rsyslog provides the following fixes : - Fixed remote PRI DoS vulnerability patch (CVE-2014-3683, bnc#899756) - Removed broken, unsupported and dropped by upstream zpipe utility from rsyslog-diag-tools package (bnc#890228) Note that Tenable Network Security has extracted the preceding description block directly from the SUSE 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 2015-05-20 plugin id 83644 published 2015-05-20 reporter This script is Copyright (C) 2015-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/83644 title SUSE SLED12 / SLES12 Security Update : update for rsyslog (SUSE-SU-2014:1438-1) NASL family SuSE Local Security Checks NASL id OPENSUSE-2014-591.NASL description - Fixed remote PRI DoS vulnerability patch (CVE-2014-3683,bnc#899756) [* rsyslog-7.2.7-remote-PRI-DoS-fix-backport_CVE-2014-3634. patch] - Removed broken, unsupported and dropped by upstream zpipe utility from rsyslog-diag-tools package (bnc#890228) - Remote syslog PRI DoS vulnerability fix (CVE-2014-3634,bnc#897262) [+ rsyslog-7.2.7-remote-PRI-DoS-fix-backport_CVE-2014-3634. patch] last seen 2020-06-05 modified 2014-10-16 plugin id 78497 published 2014-10-16 reporter This script is Copyright (C) 2014-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/78497 title openSUSE Security Update : rsyslog (openSUSE-SU-2014:1298-1) NASL family AIX Local Security Checks NASL id AIX_RSYSLOG_ADVISORY.NASL description The version of rsyslog installed on the remote AIX host is affected by a remote code execution or denial of service vulnerability : - The installed rsyslog allows remote attackers to cause a denial of service (crash), possibly execute arbitrary code, or have other unspecified impacts by crafting a priority (PRI) value that triggers an out-of-bounds array access. (CVE-2014-3634) - The original fix for the above issue still retained a denial of service vulnerability when large PRI values were encountered. (CVE-2014-3683) last seen 2020-06-01 modified 2020-06-02 plugin id 79660 published 2014-12-02 reporter This script is Copyright (C) 2014-2018 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/79660 title AIX rsyslog Advisory : rsyslog_advisory.asc NASL family Debian Local Security Checks NASL id DEBIAN_DSA-3047.NASL description Mancha discovered a vulnerability in rsyslog, a system for log processing. This vulnerability is an integer overflow that can be triggered by malformed messages to a server, if this one accepts data from untrusted sources, provoking message loss, denial of service and, potentially, remote code execution. This vulnerability can be seen as an incomplete fix of CVE-2014-3634 (DSA 3040-1). For more information: http://www.rsyslog.com/remote-syslog-pri-vulnerability-cve-2014-3683/ last seen 2020-03-17 modified 2014-10-09 plugin id 78091 published 2014-10-09 reporter This script is Copyright (C) 2014-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/78091 title Debian DSA-3047-1 : rsyslog - security update NASL family SuSE Local Security Checks NASL id OPENSUSE-2014-592.NASL description - Fixed PRI DoS vulnerability patch (CVE-2014-3683,bnc#899756) [* rsyslog-7.4.7-remote-PRI-DoS-fix-backport_CVE-2014-3634. patch] - Removed broken, unsupported and dropped by upstream zpipe utility from rsyslog-diag-tools package (bnc#890228) - Remote syslog PRI DoS vulnerability fix (CVE-2014-3634,bnc#897262) [+ rsyslog-7.4.7-remote-PRI-DoS-fix-backport_CVE-2014-3634. patch] last seen 2020-06-05 modified 2014-10-16 plugin id 78498 published 2014-10-16 reporter This script is Copyright (C) 2014-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/78498 title openSUSE Security Update : rsyslog (openSUSE-SU-2014:1297-1) NASL family Mandriva Local Security Checks NASL id MANDRIVA_MDVSA-2014-196.NASL description Updated rsyslog packages fix security vulnerability : Rainer Gerhards, the rsyslog project leader, reported a vulnerability in Rsyslog. As a consequence of this vulnerability an attacker can send malformed messages to a server, if this one accepts data from untrusted sources, and trigger a denial of service attack (CVE-2014-3634). last seen 2020-06-01 modified 2020-06-02 plugin id 78612 published 2014-10-22 reporter This script is Copyright (C) 2014-2019 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/78612 title Mandriva Linux Security Advisory : rsyslog (MDVSA-2014:196) NASL family Ubuntu Local Security Checks NASL id UBUNTU_USN-2381-1.NASL description It was discovered that Rsyslog incorrectly handled invalid PRI values. An attacker could use this issue to send malformed messages to the Rsyslog server and cause it to stop responding, resulting in a denial of service and possibly message loss. (CVE-2014-3634, CVE-2014-3683). Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-01 modified 2020-06-02 plugin id 78261 published 2014-10-11 reporter Ubuntu Security Notice (C) 2014-2019 Canonical, Inc. / NASL script (C) 2014-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/78261 title Ubuntu 10.04 LTS / 12.04 LTS / 14.04 LTS : rsyslog vulnerabilities (USN-2381-1) NASL family SuSE Local Security Checks NASL id SUSE_11_RSYSLOG-141006.NASL description rsyslog has been updated to fix a remote denial of service issue : - Under certain configurations, a local or remote attacker able to send syslog messages to the server could have crashed the log server due to an array overread. (CVE-2014-3634 / CVE-2014-3683) last seen 2020-06-05 modified 2014-10-15 plugin id 78464 published 2014-10-15 reporter This script is Copyright (C) 2014-2020 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/78464 title SuSE 11.3 Security Update : rsyslog (SAT Patch Number 9840)
References
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00005.html
- http://lists.opensuse.org/opensuse-updates/2014-10/msg00020.html
- http://lists.opensuse.org/opensuse-updates/2014-10/msg00021.html
- http://secunia.com/advisories/61494
- http://www.debian.org/security/2014/dsa-3047
- http://www.openwall.com/lists/oss-security/2014/09/30/15
- http://www.openwall.com/lists/oss-security/2014/10/03/1
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
- http://www.rsyslog.com/remote-syslog-pri-vulnerability-cve-2014-3683/
- http://www.ubuntu.com/usn/USN-2381-1