Vulnerability identifier: #VU31715
Vulnerability risk: Low
CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2020-15306
CWE-ID:
CWE-122
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
OpenEXR
Client/Desktop applications /
Multimedia software
Vendor: OpenEXR
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in "getChunkOffsetTableSize()" in "IlmImf/ImfMisc.cpp". A local user can pass specially crafted data to the applicatoin, trigger heap-based buffer overflow and cause a denial of service conditon on the target system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
OpenEXR: 1.0.4 - 2.5.1
External links
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00025.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00048.html
http://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md
http://github.com/AcademySoftwareFoundation/openexr/blob/master/SECURITY.md
http://github.com/AcademySoftwareFoundation/openexr/pull/738
http://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.5.2
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LKDRVXORM2VLNHRLFKS3JHRABSHZ5W5M/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SHYAKRAUEMYVCV7U5WLDRE2YFGSV5PIT/
http://usn.ubuntu.com/4418-1/
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.