CVE-2011-4231

Description

Cisco IOS 15.1 and 15.2 and IOS XE 3.x, when configured as an IPsec hub with X.509 certificates in use, allows remote authenticated users to cause a denial of service (segmentation fault and device crash) via unspecified vectors, aka Bug ID CSCtq61128.

Category

6.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.16%
Vendor Advisory cisco.com Vendor Advisory cisco.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.cisco.com/en/US/docs/ios/ios_xe/3/release/notes/asr1k_caveats_34s.html vendor advisory
http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-4MCAVS.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2011-4231?
CVE-2011-4231 has been scored as a medium severity vulnerability.
How to fix CVE-2011-4231?
To fix CVE-2011-4231, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-4231 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2011-4231 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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