Oracle Linux 8 : squid:4 (ELSA-2022-1939)

medium Nessus Plugin ID 161279

Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-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://linux.oracle.com/errata/ELSA-2022-1939.html

Plugin Details

Severity: Medium

ID: 161279

File Name: oraclelinux_ELSA-2022-1939.nasl

Version: 1.2

Type: local

Agent: unix

Published: 5/18/2022

Updated: 5/18/2022

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

Temporal Vector: E:U/RL:OF/RC:C

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: E:U/RL:O/RC:C

Vulnerability Information

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

Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Ease: No known exploits are available

Patch Publication Date: 5/17/2022

Vulnerability Publication Date: 3/9/2021

Reference Information

CVE: CVE-2021-28116