Input validation error in ConnMan - CVE-2012-2322
Published: May 19, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU44066
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2012-2322
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: kernel.org
Affected software:
ConnMan
ConnMan
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
Integer overflow in the dhcpv6_get_option function in gdhcp/client.c in ConnMan before 0.85 allows remote attackers to cause a denial of service (infinite loop and crash) via an invalid length value in a DHCP packet.
How to mitigate CVE-2012-2322
Install update from vendor's website.
Sources
- http://git.kernel.org/?p=network/connman/connman.git;a=commitdiff;h=1d1a22fe586a455935483708fbe8eaeada79df7f
- http://secunia.com/advisories/49033
- http://secunia.com/advisories/49186
- http://security.gentoo.org/glsa/glsa-201205-02.xml
- http://www.openwall.com/lists/oss-security/2012/05/07/10
- http://www.openwall.com/lists/oss-security/2012/05/07/2
- http://www.openwall.com/lists/oss-security/2012/05/07/6
- http://www.osvdb.org/81706
- http://www.securityfocus.com/bid/53410
- https://bugzilla.novell.com/show_bug.cgi?id=715172
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75420