Home/CVE/A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ChunkAssignData. The h
CVE

CVE-2020-36331

A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ChunkAssignData. The h

A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ChunkAssignData. The highest threat from this vulnerability is to data confidentiality and to the service availability.

CRITICAL · CVSS 9.1 EPSS 0.00409
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
CWE-125Out-of-bounds Read
▤

Affected Products & Versions

6
webmproject libwebp< 1.0.1
redhat enterprise linuxall versions
netapp ontap select deploy administration utilityall versions
debian linuxall versions
apple ipados< 14.7
apple iphone os< 14.7
▣

Scoring & Timeline

9.1
CRITICAL · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 May 2021 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
⚑

Vendor Advisories

7
suse-csafopenSUSE-SU-2021:1860-1
usnUSN-4971-2
suse-csafSUSE-SU-2021:1860-1
suse-csafSUSE-SU-2021:1830-1
usnUSN-4971-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2021/Jul/54Mailing ListThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1956856Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00005.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00006.htmlMailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20211112-0001/Third Party Advisory
https://support.apple.com/kb/HT212601Third Party Advisory
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