Integer overflow in Openexr
CVE-2021-23215
An integer overflow leading to a heap-buffer overflow was found in the DwaCompressor of OpenEXR in versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR.
Vulnerability class: DoS (Denial of Service)
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: 0.011 (65.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.011 · change: -0.000
Affected products
- Openexr
- Debian Linux — versions 9.0, 10.0, 11.0
- Fedoraproject Fedora — versions 33
- Openexr — versions OpenEXR 3.0.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- lists.debian.org/debian-lts-announce/2021/07/msg00001.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2022/dsa-5299 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/12/msg00022.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-23215?
- CVE-2021-23215 is a medium-severity vulnerability in Openexr, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2021-06-08.
- How severe is CVE-2021-23215?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2021-23215 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.