Vulnerability Assessment & Network Security Forums



If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200410-01] sharutils: Buffer overflows in shar.c and unshar.c


Vulnerability Assessment Details

[GLSA-200410-01] sharutils: Buffer overflows in shar.c and unshar.c

Vulnerability Assessment Summary
sharutils: Buffer overflows in shar.c and unshar.c

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200410-01
(sharutils: Buffer overflows in shar.c and unshar.c)


sharutils contains two buffer overflows. Ulf Harnhammar discovered a buffer
overflow in shar.c, where the length of data returned by the wc command is
not checked. Florian Schilhabel discovered another buffer overflow in
unshar.c.

Impact

A possible hacker could exploit these vulnerabilities to execute arbitrary code
as the user running one of the sharutils programs.

Workaround

There is no known workaround at this time.

References:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=265904


Solution:
All sharutils users should upgrade to the latest version:
# emerge sync
# emerge -pv ">=app-arch/sharutils-4.2.1-r10"
# emerge ">=app-arch/sharutils-4.2.1-r10"


Network Security Threat Level: Medium


Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

Cables, Connectors

SAMSUNG 850 EVO 250GB SSD SATA III INTERNAL SOLID STATE DRIVE MZ-75E250B/AM NEW
$70.0
SAMSUNG 850 EVO 250GB SSD SATA III INTERNAL SOLID STATE DRIVE MZ-75E250B/AM NEW pictureWD Black 250GB NVMe 3D NAND PCIe 3.0x4 M.2 2280 Internal Solid State Drive
$121.98
WD Black 250GB NVMe 3D NAND PCIe 3.0x4 M.2 2280 Internal Solid State Drive picture5.25" to 3.5" 2.5" SSD Hard Drive Bay Tray Cooling PC Fan Mounting Bracket Accs
$2.79
5.25SK HYNIX 512GB High Performance SATA SSD HFS512G32MND 3310A BB Solid State Drive
$99.99
SK HYNIX 512GB High Performance SATA SSD HFS512G32MND 3310A BB Solid State Drive picture


Discussions

No Discussions have been posted on this vulnerability.