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AlmaLinux 8 : squid:4 (ALSA-2022:1939)

medium Nessus Plugin ID 161127

Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2022:1939 advisory.

 - Squid through 4.14 and 5.x through 5.0.5, in some configurations, allows information disclosure because of an out-of-bounds read in WCCP protocol data. This can be leveraged as part of a chain for remote code execution as nobody. (CVE-2021-28116)

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 libecap, libecap-devel and / or squid packages.

See Also

https://errata.almalinux.org/8/ALSA-2022-1939.html

Plugin Details

Severity: Medium

ID: 161127

File Name: alma_linux_ALSA-2022-1939.nasl

Version: 1.2

Type: local

Published: 5/12/2022

Updated: 5/12/2022

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2021-28116

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

CPE: p-cpe:/a:alma:linux:libecap, p-cpe:/a:alma:linux:libecap-devel, p-cpe:/a:alma:linux:squid, cpe:/o:alma:linux:8

Required KB Items: Host/local_checks_enabled, Host/AlmaLinux/release, Host/AlmaLinux/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 5/10/2022

Vulnerability Publication Date: 3/9/2021

Reference Information

CVE: CVE-2021-28116