Integer overflow in Uclouvain Openjpeg
CVE-2021-29338
Integer Overflow in OpenJPEG v2.4.0 allows remote attackers to crash the application, causing a Denial of Service (DoS). This occurs when the attacker uses the command line option "-ImgDir" on a directory that contains 1048576 files.
Vulnerability class: Integer Overflow
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: 0.016 (74.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Uclouvain Openjpeg — versions 2.4.0
- Debian Linux — versions 9.0
- Fedoraproject Fedora — versions 33, 34
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/uclouvain/openjpeg/issues/1338 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.debian.org/debian-lts-announce/2022/04/msg00006.html (mailing-list, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/202209-04 (vendor-advisory, Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2021-29338?
- CVE-2021-29338 is a medium-severity vulnerability in Uclouvain Openjpeg, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2021-04-14.
- How severe is CVE-2021-29338?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2021-29338 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.