Integer overflow in Uclouvain Openjpeg
CVE-2018-5785
In OpenJPEG 2.3.0, there is an integer overflow caused by an out-of-bounds left shift in the opj_j2k_setup_encoder function (openjp2/j2k.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.
Vulnerability class: Integer Overflow
EPSS: 0.023 (81.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Uclouvain Openjpeg — versions 2.3.0
- Canonical Ubuntu_linux — versions 18.04
- Debian Debian_linux — versions 9.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-5785?
- CVE-2018-5785 is a medium-severity vulnerability in Uclouvain Openjpeg, classified under Integer Overflow or Wraparound. CVSS score: 6.5/10. Published 2018-01-19.
- How severe is CVE-2018-5785?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2018-5785 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.