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CVE-2020-15306
An issue was discovered in OpenEXR before v2.5.2. Invalid chunkCount attributes could cause a heap buffer overflow in…
Medium5.5EPSS 0.46%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Timeline
ID reserved
By mitre
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.46% · top 60% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
n/a
- affected n/a
References (12)
- https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.5.2 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/AcademySoftwareFoundation/openexr/blob/master/SECURITY.md (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/AcademySoftwareFoundation/openexr/pull/738 (opens in a new tab)x_refsource_MISCx_transferred
- FEDORA-2020-8394f7fd12 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-a9a0f8f6cd (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- USN-4418-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- openSUSE-SU-2020:0970 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- openSUSE-SU-2020:1015 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- DSA-4755 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- [debian-lts-announce] 20200830 [SECURITY] [DLA 2358-1] openexr security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- GLSA-202107-27 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-15306)Record last updated .