Buffer overflow in Mdbtools Project
CVE-2021-45927
MDB Tools (aka mdbtools) 0.9.2 has a stack-based buffer overflow (at 0x7ffd6e029ee0) in mdb_numeric_to_string (called from mdb_xfer_bound_data and _mdb_attempt_bind).
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (35.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Mdbtools Project — versions 0.9.2
Weakness classification (CWE)
References
- github.com/mdbtools/mdbtools/commit/373b7ff4c4daf887269c078407cb1338942c4ea6 (Patch, Third Party Advisory)
- github.com/google/oss-fuzz-vulns/blob/main/vulns/mdbtools/OSV-2021-1003.yaml (Exploit, Third Party Advisory)
- bugs.chromium.org/p/oss-fuzz/issues/detail (Exploit, Third Party Advisory, Issue Tracking)
- security.gentoo.org/glsa/202208-12 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-45927?
- CVE-2021-45927 is a high-severity vulnerability in Mdbtools Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-01-01.
- How severe is CVE-2021-45927?
- High severity. CVSS v3 base score is 7.8 out of 10.