Input validation error in dbus - cve-2011-2200

 

Input validation error in dbus - cve-2011-2200

Published: June 23, 2011 / Updated: July 28, 2020


Vulnerability identifier: #VU32842
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: cve-2011-2200
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local non-authenticated attacker to read and manipulate data.

The _dbus_header_byteswap function in dbus-marshal-header.c in D-Bus (aka DBus) 1.2.x before 1.2.28, 1.4.x before 1.4.12, and 1.5.x before 1.5.4 does not properly handle a non-native byte order, which allows local users to cause a denial of service (connection loss), obtain potentially sensitive information, or conduct unspecified state-modification attacks via crafted messages.


Affected software

dbus
Gentoo Linux
dbus (Alpine package)

How to mitigate cve-2011-2200

Install update from vendor's website.

dbus - addressed in versions 1.2.28, 1.4.12, 1.5.4
dbus (Alpine package) - update to 1.4.0-r1

External References

Related Security Bulletins