Buffer overflow in Uclouvain Openjpeg
CVE-2017-12982
The bmp_read_info_header function in bin/jp2/convertbmp.c in OpenJPEG 2.2.0 does not reject headers with a zero biBitCount, which allows remote attackers to cause a denial of service (memory allocation failure) in the opj_image_create function in lib/openjp2/image.c, related to the opj_aligned_alloc_n function in opj_malloc.c.
Vulnerability class: Buffer 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: 0.029 (86.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/uclouvain/openjpeg/commit/baf0c1ad4572daa89caa3b12985bdd93530f0dd7 (Patch, Third Party Advisory, Issue Tracking)
- security.gentoo.org/glsa/201710-26 (vendor-advisory, Third Party Advisory)
- blogs.gentoo.org/ago/2017/08/14/openjpeg-memory-allocation-failure-in-opj_align… (Patch, VDB Entry, Third Party Advisory)
- github.com/uclouvain/openjpeg/issues/983 (Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2017-12982?
- CVE-2017-12982 is a medium-severity vulnerability in Uclouvain Openjpeg, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2017-08-21.
- How severe is CVE-2017-12982?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2017-12982 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.