IBM Guardium Data Protect 12.x Heap Overflow via MongoDB SCRAM Auth
CVE-2026-82335 Published on October 8, 2026
IBM Guardium Data Protection Buffer Overflow
IBM Guardium Data Protection 12.0, 12.1, 12.2 is vulnerable to a heap-based buffer overflow in the MongoDB protocol parser. A remote attacker could send a specially crafted MongoDB SCRAM username containing an excessive length and cause memory corruption, potentially resulting in denial of service or arbitrary code execution.
Vulnerability Analysis
CVE-2026-82335 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Buffer Overflow Vulnerability?
The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.
CVE-2026-82335 has been classified to as a Buffer Overflow vulnerability or weakness.
Products Associated with CVE-2026-82335
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Affected Versions
IBM Guardium Data Protection:- Version 12.0 is affected.
- Version 12.1 is affected.
- Version 12.2 is affected.