Home/CVE/GNU Libextractor through 1.8 has a NULL Pointer Dereference vulnerability in the function process_metadata() in plugins/
CVE

CVE-2018-20431

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

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

MEDIUM · CVSS 6.5 EPSS 0.00572
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

2
gnu libextractor<= 1.8
debian linuxall versions
⚠

Public Exploits & PoCs

1
pocgnunet.org · view.php?id=5494gnunet.org
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD24 Dec 2018 · 05:29 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

1
usnUSN-4641-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/106300Third Party AdvisoryVDB Entry
https://gnunet.org/git/libextractor.git/commit/?id=489c4a540bb2c4744471441425b8932b97a153e7PatchThird Party Advisory
https://gnunet.org/git/libextractor.git/tree/ChangeLogThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/12/msg00015.htmlMailing ListThird Party Advisory
https://www.debian.org/security/2018/dsa-4361Third Party Advisory
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