GLSA-202009-15 : libuv: Buffer overflow

Medium Nessus Plugin ID 141065

New! Vulnerability Priority Rating (VPR)

Tenable calculates a dynamic VPR for every vulnerability. VPR combines vulnerability information with threat intelligence and machine learning algorithms to predict which vulnerabilities are most likely to be exploited in attacks. Read more about what VPR is and how it's different from CVSS.

VPR Score: 6.7

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-202009-15 (libuv: Buffer overflow)

libuv used an incorrect buffer size for paths, causing a buffer overflow.
Impact :

A remote attacker could possibly execute arbitrary code with the privileges of the process, or cause a Denial of Service condition.
Workaround :

There is no known workaround at this time.

Solution

All libuv users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/libuv-1.39.0'

See Also

https://security.gentoo.org/glsa/202009-15

Plugin Details

Severity: Medium

ID: 141065

File Name: gentoo_GLSA-202009-15.nasl

Version: 1.6

Type: local

Published: 2020/09/30

Updated: 2020/10/09

Dependencies: 12634

Risk Information

Risk Factor: Medium

VPR Score: 6.7

CVSS Score Source: CVE-2020-8252

CVSS v2.0

Base Score: 4.6

Temporal Score: 3.4

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

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

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2020/09/29

Vulnerability Publication Date: 2020/09/18

Reference Information

CVE: CVE-2020-8252

GLSA: 202009-15

IAVB: 2020-B-0057