Use After Free in Optical Character Recognition Project
CVE-2021-33480
An use-after-free vulnerability was discovered in gocr through 0.53-20200802 in context_correction() in pgm2asc.c.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.011 (63.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.011 · change: +0.001
Affected products
- Optical Character Recognition Project
- Gocr — versions gocr 0.53-20200802
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- sourceforge.net/p/jocr/bugs/40/ (Exploit, Third Party Advisory)
- sourceforge.net/p/jocr/bugs/41/ (Exploit, Third Party Advisory)
- security.gentoo.org/glsa/202401-28 (vendor-advisory)
Frequently asked questions
- What is CVE-2021-33480?
- CVE-2021-33480 is a medium-severity vulnerability in Optical Character Recognition Project, classified under Use After Free. CVSS score: 5.5/10. Published 2021-11-17.
- How severe is CVE-2021-33480?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2021-33480 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.