CVE-2021-45926
HIGHCVSS 7.8/10EPSS 0.43%
Last modified
CVE-2021-45926 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. MDB Tools (aka mdbtools) 0.9.2 has a stack-based buffer overflow (at 0x7ffd0c689be0) in mdb_numeric_to_string (called from mdb_xfer_bound_data and _mdb_attempt_bind).. EPSS estimates a 0.43% chance of exploitation in the next 30 days.
Description
MDB Tools (aka mdbtools) 0.9.2 has a stack-based buffer overflow (at 0x7ffd0c689be0) in mdb_numeric_to_string (called from mdb_xfer_bound_data and _mdb_attempt_bind).
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mdbtools Project | Mdbtools | 0.9.2 |
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35972Exploit, Issue Tracking, Third Party Advisory
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/mdbtools/OSV-2021-958.yamlExploit, Third Party Advisory
- https://github.com/mdbtools/mdbtools/commit/373b7ff4c4daf887269c078407cb1338942c4ea6Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202208-12Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35972Exploit, Issue Tracking, Third Party Advisory
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/mdbtools/OSV-2021-958.yamlExploit, Third Party Advisory
- https://github.com/mdbtools/mdbtools/commit/373b7ff4c4daf887269c078407cb1338942c4ea6Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202208-12Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-45926?
MDB Tools (aka mdbtools) 0.9.2 has a stack-based buffer overflow (at 0x7ffd0c689be0) in mdb_numeric_to_string (called from mdb_xfer_bound_data and _mdb_attempt_bind).
How severe is CVE-2021-45926?
CVE-2021-45926 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45926?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-45926?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST