Buffer overflow in Uclouvain Openjpeg
CVE-2018-7648
An issue was discovered in mj2/opj_mj2_extract.c in OpenJPEG 2.3.0. The output prefix was not checked for length, which could overflow a buffer, when providing a prefix with 50 or more characters on the command line.
Vulnerability class: Buffer Overflow
EPSS: 0.016 (74.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Uclouvain Openjpeg — versions 2.3.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-7648?
- CVE-2018-7648 is a critical-severity vulnerability in Uclouvain Openjpeg, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2018-03-02.
- How severe is CVE-2018-7648?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-7648 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.