Out-of-bounds Read in Openexr
CVE-2017-12596
In OpenEXR 2.2.0, a crafted image causes a heap-based buffer over-read in the hufDecode function in IlmImf/ImfHuf.cpp during exrmaketiled execution; it may result in denial of service or possibly unspecified other impact.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.019 (78.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- Openexr — versions 2.2.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/xiaoqx/pocs/blob/master/openexr.md (Exploit, Third Party Advisory)
- github.com/openexr/openexr/issues/238 (Exploit, Third Party Advisory)
- github.com/openexr/openexr/releases/tag/v2.3.0
- usn.ubuntu.com/4148-1/ (vendor-advisory)
- lists.debian.org/debian-lts-announce/2020/08/msg00056.html (mailing-list)
Frequently asked questions
- What is CVE-2017-12596?
- CVE-2017-12596 is a high-severity vulnerability in Openexr, classified under Out-of-bounds Read. CVSS score: 7.8/10. Published 2017-08-07.
- How severe is CVE-2017-12596?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2017-12596 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.