Ubuntu 12.04 LTS / 14.04 LTS / 15.10 : eglibc, glibc vulnerability (USN-2900-1)
high Nessus Plugin ID 88806
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Synopsis
The remote Ubuntu host is missing a security-related patch.Description
It was discovered that the GNU C Library incorrectly handled receiving responses while performing DNS resolution. A remote attacker could use this issue to cause the GNU C Library to crash, resulting in a denial of service, or possibly execute arbitrary code.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.
Solution
Update the affected libc6 package.See Also
Plugin Details
Severity: High
ID: 88806
File Name: ubuntu_USN-2900-1.nasl
Version: 2.28
Type: local
Agent: unix
Family: Ubuntu Local Security Checks
Published: 2/17/2016
Updated: 1/19/2021
Dependencies: ssh_get_info.nasl
Risk Information
VPR
Risk Factor: Critical
Score: 9.2
CVSS v2
Risk Factor: Critical
Base Score: 10
Temporal Score: 7.8
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Temporal Vector: E:POC/RL:OF/RC:C
CVSS v3
Risk Factor: High
Base Score: 8.1
Temporal Score: 7.3
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:canonical:ubuntu_linux:libc6, cpe:/o:canonical:ubuntu_linux:12.04:-:lts, cpe:/o:canonical:ubuntu_linux:14.04, cpe:/o:canonical:ubuntu_linux:15.10
Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 2/16/2016
Vulnerability Publication Date: 2/18/2016
Reference Information
CVE: CVE-2015-7547