CVE-2020-36328
9.8
CRITICAL · CVSS 3.1 · EPSS 2.7% (pctl 85)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
A flaw was found in libwebp in versions before 1.0.1. A heap-based buffer overflow in function WebPDecodeRGBInto is possible due to an invalid check for buffer size. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 2.66% — more likely to be exploited than 85% of all CVEs |
| Weakness | CWE-787 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2021-05-21 |
| Last modified | 2026-06-17 |
Affected (6)
| Vendor | Product |
|---|---|
| apple | ipados |
| apple | iphone os |
| debian | debian linux |
| netapp | ontap select deploy administration utility |
| redhat | enterprise linux |
| webmproject | libwebp |
References
- http://seclists.org/fulldisclosure/2021/Jul/54
- https://bugzilla.redhat.com/show_bug.cgi?id=1956829
- https://lists.debian.org/debian-lts-announce/2021/06/msg00005.html
- https://lists.debian.org/debian-lts-announce/2021/06/msg00006.html
- https://security.netapp.com/advisory/ntap-20211112-0001/
- https://support.apple.com/kb/HT212601
- https://www.debian.org/security/2021/dsa-4930
- http://seclists.org/fulldisclosure/2021/Jul/54
- https://bugzilla.redhat.com/show_bug.cgi?id=1956829
- https://lists.debian.org/debian-lts-announce/2021/06/msg00005.html
- https://lists.debian.org/debian-lts-announce/2021/06/msg00006.html
- https://security.netapp.com/advisory/ntap-20211112-0001/
- https://support.apple.com/kb/HT212601
- https://www.debian.org/security/2021/dsa-4930
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