GLSA-202107-26 : runC: Container breakout

high Nessus Plugin ID 157024

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-202107-26 (runC: Container breakout)

A vulnerability in runC could allow an attacker to achieve privilege escalation if specific mount configuration prerequisites are satisfied.
Impact :

An attacker may be able to escalation privileges to gain access to the host system.
Workaround :

There is no known workaround at this time.

Solution

All runC users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=app-emulation/runc-1.0.0_rc95'

See Also

https://security.gentoo.org/glsa/202107-26

Plugin Details

Severity: High

ID: 157024

File Name: gentoo_GLSA-202107-26.nasl

Version: 1.4

Type: local

Published: 1/24/2022

Updated: 12/21/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.5

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 4.4

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

CVSS Score Source: CVE-2021-30465

CVSS v3

Risk Factor: High

Base Score: 8.5

Temporal Score: 7.4

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

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

Vulnerability Information

CPE: cpe:/o:gentoo:linux, p-cpe:/a:gentoo:linux:runc

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 7/10/2021

Vulnerability Publication Date: 5/27/2021

Reference Information

CVE: CVE-2021-30465

GLSA: 202107-26