CVE-2013-2236: Buffer Overflow
Published Oct 24, 2013
·Updated
Stack-based buffer overflow in the newmsglsachangenotify function in the OSPFD API (ospfapi.c) in Quagga before 0.99.22.2, when --enable-opaque-lsa and the -a command line option are used, allows remote attackers to cause a denial of service (crash) via a large LSA.
Affected Software
2 affected components
Quagga Quagga<=0.99.22.1
Quagga Quagga=0.99.22
Remediation
Event History
Oct 24, 2013
CVE Published
via MITRE·01:00 AM
Data Sourced
via MITRE·01:00 AM
Description
Frequently Asked Questions
1
What is the severity of CVE-2013-2236?
CVE-2013-2236 has a high severity level due to its potential to cause a denial of service.
2
How do I fix CVE-2013-2236?
To fix CVE-2013-2236, update Quagga to version 0.99.22.2 or later.
3
What causes the vulnerability in CVE-2013-2236?
CVE-2013-2236 is caused by a stack-based buffer overflow in the new_msg_lsa_change_notify function of the OSPFD API.
4
Is CVE-2013-2236 exploitable remotely?
Yes, CVE-2013-2236 can be exploited remotely by attackers using a large LSA.
5
Which versions of Quagga are affected by CVE-2013-2236?
CVE-2013-2236 affects Quagga versions prior to 0.99.22.2 when --enable-opaque-lsa and the -a command line option are used.