High
CVSS 8.8
Overview
In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).
CVE-2021-45960
In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the...
Risk analysis
This vulnerability is rated 🟠 HIGH.
- CVSS: 8.8 (HIGH)
- Detected tags: none (tag impact: LOW)
Recommended actions:
- Prioritize remediation based on business criticality and exposure.
- Limit exposure and increase monitoring until fixed.