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5.0

IBM WebSphere Application Server can crash from malformed IIOP requests

CVE-2011-1313 · published 15 years ago
Summary

Versions 6.1.0.x before 6.1.0.35 and 7.x before 7.0.0.15 of IBM WebSphere Application Server may stop working if they receive specially crafted IIOP messages from another server. This can cause the server to shut down unexpectedly and corrupt data. Update to the latest released version of the product to prevent the issue.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
ibm websphere_application_server 6.1.0
6.1.0.0
6.1.0.1
6.1.0.2
6.1.0.3
6.1.0.5
6.1.0.7
6.1.0.9
6.1.0.11
6.1.0.12
6.1.0.15
6.1.0.17
20 more version ranges
cpe:2.3:a:ibm:websphere_application_server:6.1.0:*:*:*:*:*:*:*
Original advisory text
Double free vulnerability in IBM WebSphere Application Server (WAS) 6.1.0.x before 6.1.0.35 and 7.x before 7.0.0.15 allows remote backend IIOP servers to cause a denial of service (S0C4 ABEND and s...
Double free vulnerability in IBM WebSphere Application Server (WAS) 6.1.0.x before 6.1.0.35 and 7.x before 7.0.0.15 allows remote backend IIOP servers to cause a denial of service (S0C4 ABEND and storage corruption) by rejecting IIOP requests at opportunistic time instants, as demonstrated by requests associated with an ORB_Request::getACRWorkElementPtr function call.
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
5.0 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-399Resource Management Errors
Timeline
Published8 Mar 2011
Updated3 Nov 2026
First seen29 Sep 2026
Sources
CVE-2011-1313 · NVD
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