GLSA-200711-18 : Cpio: Buffer overflow

high Nessus Plugin ID 28218


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


The remote host is affected by the vulnerability described in GLSA-200711-18 (Cpio: Buffer overflow)

A buffer overflow vulnerability in the safer_name_suffix() function in GNU cpio has been discovered.
Impact :

A remote attacker could entice a user to open a specially crafted archive file resulting in a stack-based buffer overflow, possibly crashing the application. It is disputed whether the execution of arbitrary code is possible.
Workaround :

There is no known workaround at this time.


All GNU cpio users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=app-arch/cpio-2.9-r1'

See Also

Plugin Details

Severity: High

ID: 28218

File Name: gentoo_GLSA-200711-18.nasl

Version: 1.16

Type: local

Published: 11/15/2007

Updated: 1/6/2021

Risk Information


Risk Factor: Medium

Score: 6.7


Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

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

Vulnerability Information

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

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/14/2007

Reference Information

CVE: CVE-2007-4476

GLSA: 200711-18

CWE: 119