The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6762-1 advisory.

    It was discovered that GNU C Library incorrectly handled netgroup requests. An attacker could possibly use     this issue to cause a crash or execute arbitrary code. This issue only affected Ubuntu 14.04 LTS.
    (CVE-2014-9984)

    It was discovered that GNU C Library might allow context-dependent attackers to cause a denial of service.
    This issue only affected Ubuntu 14.04 LTS. (CVE-2015-20109)

    It was discovered that GNU C Library when processing very long pathname arguments to the realpath     function, could encounter an integer overflow on 32-bit architectures, leading to a stack-based buffer     overflow and, potentially, arbitrary code execution. This issue only affected Ubuntu 14.04 LTS.
    (CVE-2018-11236)

    It was discovered that the GNU C library getcwd function incorrectly handled buffers. An attacker could     use this issue to cause the GNU C Library to crash, resulting in a denial of service, or possibly execute     arbitrary code. This issue only affected Ubuntu 14.04 LTS. (CVE-2021-3999)

    Charles Fol discovered that the GNU C Library iconv feature incorrectly handled certain input sequences.
    An attacker could use this issue to cause the GNU C Library to crash, resulting in a denial of service, or     possibly execute arbitrary code. (CVE-2024-2961)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Detections

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Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : GNU C Library vulnerabilities (USN-6762-1)

critical Nessus Plugin ID 194950

Version 1.2

Version 1.1

Version 1.0

Version 1.2 Oct 21, 2024, 9:27 AM CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:F/RL:OF/RC:C") CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:F/RL:O/RC:C") Exploit attributes ("Exploit framework metasploit" set to "True") Plugin Feed: 202410210927
Version 1.1 Aug 28, 2024, 7:43 PM CVSS metrics ("Cvssv4 score" set to 0.0) CVSSv2 severity (based on None, severity decreased from "High" to "Low") Detection (updated detection logic) Plugin metadata Plugin Feed: 202408281943
Version 1.0 May 3, 2024, 4:53 AM New Plugin Feed: 202405030453