Out-of-bounds Read in GNU Libextractor
CVE-2018-20430
GNU Libextractor through 1.8 has an out-of-bounds read vulnerability in the function history_extract() in plugins/ole2_extractor.c, related to EXTRACTOR_common_convert_to_utf8 in common/convert.c.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.022 (82.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- GNU Libextractor
- Debian Linux — versions 8.0, 9.0
Weakness classification (CWE)
References
- lists.debian.org/debian-lts-announce/2018/12/msg00015.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2018/dsa-4361 (vendor-advisory, Third Party Advisory)
- gnunet.org/git/libextractor.git/tree/ChangeLog (Third Party Advisory, Release Notes)
- www.securityfocus.com/bid/106300 (VDB Entry, Third Party Advisory, vdb-entry)
- gnunet.org/git/libextractor.git/commit/ (Patch, Third Party Advisory)
- gnunet.org/bugs/view.php (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2018-20430?
- CVE-2018-20430 is a medium-severity vulnerability in GNU Libextractor, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2018-12-24.
- How severe is CVE-2018-20430?
- Medium severity. CVSS v3 base score is 6.5 out of 10.