The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM / 22.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5455-1 advisory.

    Tim Boddy, Gustavo Grieco and others discovered that Expat, that is integrated in xmltok library,     incorrectly handled certain files. An attacker could possibly use these issues to cause a denial of     service, or possibly execute arbitrary code. These issues were only addressed in Ubuntu 16.04 ESM.
    (CVE-2012-1148, CVE-2015-1283, CVE-2016-0718, CVE-2016-4472, CVE-2018-20843, CVE-2019-15903,     CVE-2021-46143, CVE-2022-22822, CVE-2022-22823, CVE-2022-22824, CVE-2022-22825, CVE-2022-22826,     CVE-2022-22827)

    It was discovered that Expat, that is integrated in xmltok library, incorrectly handled encoding     validation of certain files. An attacker could possibly use this issue to cause a denial of service, or     possibly execute arbitrary code. (CVE-2022-25235)

    It was discovered that Expat, that is integrated in xmltok library, incorrectly handled namespace URIs of     certain files. An attacker could possibly use this issue to cause a denial of service, or possibly execute     arbitrary code. (CVE-2022-25236)

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

Analytics

Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM / 22.04 ESM : xmltok library vulnerabilities (USN-5455-1)

critical Nessus Plugin ID 183151

Version 1.2

Version 1.1

Version 1.0

Version 1.2 Aug 28, 2024, 11:02 PM CVSS metrics ("Cvssv4 score" set to 0.0) CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:POC/RL:OF/RC:C") CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:P/RL:O/RC:C") CVSSv2 severity (based on None, severity decreased from "High" to "Low") Detection (updated detection logic) Plugin metadata Plugin Feed: 202408282302
Version 1.1 Oct 17, 2023, 11:35 PM CEA reference Plugin Feed: 202310172335
Version 1.0 Oct 16, 2023, 7:25 PM New Plugin Feed: 202310161925