PRIOn knowledge basePRION:CVE-2020-11761Out-of-bounds
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.6 Medium
AI Score
Confidence
High
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
33.2%
An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds read during Huffman uncompression, as demonstrated by FastHufDecoder::refill in ImfFastHuf.cpp.
References
lists.opensuse.org/opensuse-security-announce/2020-05/msg00051.html
bugs.chromium.org/p/project-zero/issues/detail?id=1987
github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md
github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.4.1
lists.debian.org/debian-lts-announce/2020/08/msg00056.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F4KFGDQG5PVYAU7TS5MZ7XCS6EMPVII3/
security.gentoo.org/glsa/202107-27
support.apple.com/kb/HT211288
support.apple.com/kb/HT211289
support.apple.com/kb/HT211290
support.apple.com/kb/HT211291
support.apple.com/kb/HT211293
support.apple.com/kb/HT211294
support.apple.com/kb/HT211295
usn.ubuntu.com/4339-1/
www.debian.org/security/2020/dsa-4755
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.6 Medium
AI Score
Confidence
High
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
33.2%