OpenEXR up to 2.5.1 IlmImf/ImfMisc.cpp getChunkOffsetTableSize chunkCount out-of-bounds write
|CVSS Meta Temp Score|
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|CTI Interest Score|
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A vulnerability was found in OpenEXR up to 2.5.1. It has been classified as critical. Affected is the function
getChunkOffsetTableSize of the file IlmImf/ImfMisc.cpp. The manipulation of the argument
chunkCount with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-787. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
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.
The weakness was disclosed 06/26/2020. This vulnerability is traded as CVE-2020-15306 since 06/26/2020. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.
Upgrading to version 2.5.2 eliminates this vulnerability.
CVSSv3VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.2
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔒
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
NVD Base Score: 🔒
ExploitingClass: Memory corruption
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceThreat: 🔍
0-Day Time: 🔒
Upgrade: OpenEXR 2.5.2
Timeline06/26/2020 Advisory disclosed
06/26/2020 +0 days VulDB entry created
06/26/2020 +0 days CVE assigned
06/26/2020 +0 days VulDB last update
SourcesStatus: Not defined
CVE: CVE-2020-15306 (🔒)
See also: 🔒
EntryCreated: 06/26/2020 12:38 PM
Changes: (17) vulnerability_cwe vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a source_cve_assigned source_cve_nvd_summary
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