CVE-2020-36328
CRITICALCVSS 9.8/10EPSS 2.66%
Last modified
CVE-2020-36328 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 2.66% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Webmproject | Libwebp | < 1.0.1 |
| Redhat | Enterprise Linux | 7.0 |
| Redhat | Enterprise Linux | 8.0 |
| Netapp | Ontap Select Deploy Administration Utility | All versions |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
| Apple | Ipados | 14.7 |
| Apple | Iphone Os | 14.7 |
References
- http://seclists.org/fulldisclosure/2021/Jul/54Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1956829Issue Tracking, Patch, Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00005.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00006.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20211112-0001/Third Party Advisory
- https://support.apple.com/kb/HT212601Third Party Advisory
- https://www.debian.org/security/2021/dsa-4930Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Jul/54Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1956829Issue Tracking, Patch, Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00005.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00006.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20211112-0001/Third Party Advisory
- https://support.apple.com/kb/HT212601Third Party Advisory
- https://www.debian.org/security/2021/dsa-4930Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-36328?
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.
How severe is CVE-2020-36328?
CVE-2020-36328 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.66% probability of exploitation in the next 30 days.
How do I fix CVE-2020-36328?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-36328?
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