CVE-2020-15306
CVE-2020-15306 is a medium-severity vulnerability in Openexr with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 2.1
- EPSS exploit prediction: 0% (37th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Openexr
- Published:
- Last modified:
Description
An issue was discovered in OpenEXR before v2.5.2. Invalid chunkCount attributes could cause a heap buffer overflow in getChunkOffsetTableSize() in IlmImf/ImfMisc.cpp.
Frequently asked questions
- What is CVE-2020-15306?
- An issue was discovered in OpenEXR before v2.5.2. Invalid chunkCount attributes could cause a heap buffer overflow in getChunkOffsetTableSize() in IlmImf/ImfMisc.cpp.
- How severe is CVE-2020-15306?
- CVE-2020-15306 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2020-15306 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-15306?
- CVE-2020-15306 primarily affects Openexr. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-15306?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-15306 published?
- CVE-2020-15306 was published on 2020-06-26 and last updated on 2026-06-17.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00025.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00048.html
- https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md
- https://github.com/AcademySoftwareFoundation/openexr/blob/master/SECURITY.md
- https://github.com/AcademySoftwareFoundation/openexr/pull/738
- https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.5.2
- https://lists.debian.org/debian-lts-announce/2020/08/msg00056.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LKDRVXORM2VLNHRLFKS3JHRABSHZ5W5M/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SHYAKRAUEMYVCV7U5WLDRE2YFGSV5PIT/
- https://security.gentoo.org/glsa/202107-27
- https://usn.ubuntu.com/4418-1/
- https://www.debian.org/security/2020/dsa-4755
Affected products (11)
- cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
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