First published: Wed May 02 2012(Updated: )
Cisco IOS 12.2 through 12.4 and 15.0 does not recognize the vrf-also keyword during enforcement of access-class commands, which allows remote attackers to establish SSH connections from arbitrary source IP addresses via a standard SSH client, aka Bug ID CSCsv86113.
Credit: ykramarz@cisco.com
Affected Software | Affected Version | How to fix |
---|---|---|
Cisco IOS | =12.2 | |
Cisco IOS | =12.3 | |
Cisco IOS | =12.4 | |
Cisco IOS | =15.0 |
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The severity of CVE-2012-0338 is considered high due to its potential to allow unauthorized remote SSH access.
To fix CVE-2012-0338, upgrade to a Cisco IOS version that addresses the vulnerability, specifically versions beyond 12.4 and 15.0.
CVE-2012-0338 affects Cisco IOS versions 12.2 through 12.4 and 15.0.
Yes, CVE-2012-0338 allows attackers to establish SSH connections from arbitrary source IP addresses.
There are no specific workarounds for CVE-2012-0338, and upgrading the IOS is the recommended approach.