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CVE-2018-20431

Date: December 24, 2018

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

Language: C

Severity Score

6.5

Related Resources (9)

Url: https://gnunet.org/git/libextractor.git/tree/ChangeLog

Url: https://www.debian.org/security/2018/dsa-4361

Url: http://www.securityfocus.com/bid/106300

Url: https://lists.debian.org/debian-lts-announce/2018/12/msg00015.html

Url: https://gnunet.org/git/libextractor.git/commit/?id=489c4a540bb2c4744471441425b8932b97a153e7

Url: https://nvd.nist.gov/vuln/detail/CVE-2018-20431

Url: https://gnunet.org/bugs/view.php?id=5494

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2018-20431

Url: https://www.mend.io/vulnerability-database/CVE-2018-20431

Severity Score

6.5

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:	6.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.3
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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