Detections
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Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : Apache Traffic Server vulnerability (USN-8050-1)

high Nessus Plugin ID 299635

Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by a vulnerability as referenced in the USN-8050-1 advisory.

 Masakazu Kitajo discovered that Apache Traffic Server did not properly handle the Valid Host header field.
 An attacker could possibly use this issue to cause a denial of service (DoS).

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

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

Solution

Update the affected trafficserver, trafficserver-dev and / or trafficserver-experimental-plugins packages.

See Also

https://ubuntu.com/security/notices/USN-8050-1

Plugin Details

Severity: High

ID: 299635

File Name: ubuntu_USN-8050-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2/19/2026

Updated: 2/19/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2024-50305

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:22.04:-:lts, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:trafficserver, p-cpe:/a:canonical:ubuntu_linux:trafficserver-dev, p-cpe:/a:canonical:ubuntu_linux:trafficserver-experimental-plugins, cpe:/o:canonical:ubuntu_linux:25.10

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Ease: No known exploits are available

Patch Publication Date: 2/18/2026

Vulnerability Publication Date: 11/13/2024

Reference Information

CVE: CVE-2024-50305

USN: 8050-1