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CVE-2021-45927

Good to know:

Date: December 31, 2021

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).

Language: C

Severity Score

7.8

Related Resources (8)

Url: https://security-tracker.debian.org/tracker/CVE-2021-45927

Url: https://security.gentoo.org/glsa/202208-12

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-45927

Url: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36187

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-45927

Url: https://github.com/mdbtools/mdbtools/commit/373b7ff4c4daf887269c078407cb1338942c4ea6

Url: https://github.com/google/oss-fuzz-vulns/blob/main/vulns/mdbtools/OSV-2021-1003.yaml

Url: https://www.mend.io/vulnerability-database/CVE-2021-45927

Severity Score

7.8

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Top Fix

Upgrade Version

Upgrade to version v0.9.3

CVSS v3.1

Base Score:	7.8
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	4.6
Access Vector (AV):	LOCAL
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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