Vulnerabilities
Misconfiguration
Runtime Security
Compliance
CVE Vulnerabilities

CVE-2018-20431

NULL Pointer Dereference

Published: Dec 24, 2018 | Modified: Jan 10, 2019
CVSS 3.x
6.5
MEDIUM
Source:
NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2018-20431
CWEhttps://cwe.mitre.org/data/definitions/476.html

GNU Libextractor through 1.8 has a NULL Pointer Dereference vulnerability in the function process_metadata() in plugins/ole2_extractor.c.

Weakness

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

Affected Software

Name Vendor Start Version End Version
Libextractor Gnu * 1.8 (including)
Libextractor Ubuntu bionic *
Libextractor Ubuntu cosmic *
Libextractor Ubuntu esm-apps/bionic *
Libextractor Ubuntu trusty *
Libextractor Ubuntu trusty/esm *
Libextractor Ubuntu upstream *
Libextractor Ubuntu xenial *

Potential Mitigations

References

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