IBM CICS TX Local Arbitrary Code Exec via gethostbyaddr (S11.1 / A10.1/11.1)
CVE-2025-1329 Published on May 8, 2025
IBM CICS TX code execution
IBM CICS TX Standard 11.1 and IBM CICS TX Advanced 10.1 and 11.1 could allow a local user to execute arbitrary code on the system due to failure to handle DNS return requests by the
gethostbyaddr
function.
Vulnerability Analysis
CVE-2025-1329 can be exploited with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2025-1329 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2025-1329
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Affected Versions
IBM CICS TX Standard:- Version 11.1 is affected.
- Version 10.1 is affected.
- Version 11.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.