Multiple vulnerabilities in dpkg

Published: 2011-01-11 | Updated: 2022-12-19

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2011-0402 CVE-2010-1679
CWE-ID	CWE-59 CWE-22
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	dpkg Other software / Other software solutions
Vendor	Debian Package Manager

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Link following

EUVDB-ID: #VU45471

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2011-0402

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Exploit availability: No

Description

The vulnerability allows a remote attacker to overwrite arbitrary files on the system.

dpkg-source in dpkg before 1.14.31 and 1.15.x allows user-assisted remote attackers to modify arbitrary files via a symlink attack on unspecified files in the .pc directory.

Mitigation

Install update from vendor's website.

Vulnerable software versions

dpkg: 1.9.19 - 1.15.8.8

External links

http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053306.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053311.html
http://osvdb.org/70367
http://secunia.com/advisories/42826
http://secunia.com/advisories/42831
http://secunia.com/advisories/43054
http://www.debian.org/security/2011/dsa-2142
http://www.securityfocus.com/bid/45703
http://www.ubuntu.com/usn/USN-1038-1
http://www.vupen.com/english/advisories/2011/0040
http://www.vupen.com/english/advisories/2011/0044
http://www.vupen.com/english/advisories/2011/0196
http://exchange.xforce.ibmcloud.com/vulnerabilities/64614

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Path traversal

EUVDB-ID: #VU45480