First published: Fri Mar 27 2009(Updated: )
Memory leak in the SSLVPN feature in Cisco IOS 12.3 through 12.4 allows remote attackers to cause a denial of service (memory consumption and device crash) by disconnecting an SSL session in an abnormal manner, leading to a Transmission Control Block (TCB) leak.
Credit: ykramarz@cisco.com
Affected Software | Affected Version | How to fix |
---|---|---|
Cisco IOS | =12.3 | |
Cisco IOS | =12.3-b | |
Cisco IOS | =12.3-bc | |
Cisco IOS | =12.3-bw | |
Cisco IOS | =12.3-eu | |
Cisco IOS | =12.3-ja | |
Cisco IOS | =12.3-jea | |
Cisco IOS | =12.3-jeb | |
Cisco IOS | =12.3-jec | |
Cisco IOS | =12.3-jk | |
Cisco IOS | =12.3-jl | |
Cisco IOS | =12.3-jx | |
Cisco IOS | =12.3-t | |
Cisco IOS | =12.3-tpc | |
Cisco IOS | =12.3-va | |
Cisco IOS | =12.3-xa | |
Cisco IOS | =12.3-xb | |
Cisco IOS | =12.3-xc | |
Cisco IOS | =12.3-xd | |
Cisco IOS | =12.3-xe | |
Cisco IOS | =12.3-xf | |
Cisco IOS | =12.3-xg | |
Cisco IOS | =12.3-xh | |
Cisco IOS | =12.3-xi | |
Cisco IOS | =12.3-xj | |
Cisco IOS | =12.3-xk | |
Cisco IOS | =12.3-xq | |
Cisco IOS | =12.3-xr | |
Cisco IOS | =12.3-xs | |
Cisco IOS | =12.3-xu | |
Cisco IOS | =12.3-xw | |
Cisco IOS | =12.3-xy | |
Cisco IOS | =12.3-ya | |
Cisco IOS | =12.3-yd | |
Cisco IOS | =12.3-yf | |
Cisco IOS | =12.3-yg | |
Cisco IOS | =12.3-yh | |
Cisco IOS | =12.3-yi | |
Cisco IOS | =12.3-yj | |
Cisco IOS | =12.3-yk | |
Cisco IOS | =12.3-ym | |
Cisco IOS | =12.3-yq | |
Cisco IOS | =12.3-ys | |
Cisco IOS | =12.3-yt | |
Cisco IOS | =12.3-yu | |
Cisco IOS | =12.3-yx | |
Cisco IOS | =12.3-yz | |
Cisco IOS | =12.4 | |
Cisco IOS | =12.4-ja | |
Cisco IOS | =12.4-jk | |
Cisco IOS | =12.4-jma | |
Cisco IOS | =12.4-jmb | |
Cisco IOS | =12.4-jmc | |
Cisco IOS | =12.4-jx | |
Cisco IOS | =12.4-md | |
Cisco IOS | =12.4-mr | |
Cisco IOS | =12.4-sw | |
Cisco IOS | =12.4-t | |
Cisco IOS | =12.4-xa | |
Cisco IOS | =12.4-xb | |
Cisco IOS | =12.4-xc | |
Cisco IOS | =12.4-xd | |
Cisco IOS | =12.4-xe | |
Cisco IOS | =12.4-xf | |
Cisco IOS | =12.4-xg | |
Cisco IOS | =12.4-xj | |
Cisco IOS | =12.4-xk |
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CVE-2009-0628 has been classified as a denial of service vulnerability which can lead to device crashes.
To mitigate CVE-2009-0628, upgrade to a version of Cisco IOS that addresses this memory leak, specifically versions beyond 12.4.
CVE-2009-0628 affects Cisco IOS versions 12.3 through 12.4, including various specific builds and releases.
CVE-2009-0628 exploits the SSLVPN feature by causing a memory leak when an SSL session is terminated abnormally.
Yes, CVE-2009-0628 can be remotely exploited by an attacker who disconnects an SSL session incorrectly.