CVE-2020-11521
MEDIUMCVSS 6.6/10EPSS 1.94%
Last modified
CVE-2020-11521 is a medium-severity vulnerability rated 6.6/10 on the CVSS scale. libfreerdp/codec/planar.c in FreeRDP version > 1.0 through 2.0.0-rc4 has an Out-of-bounds Write.. EPSS estimates a 1.94% chance of exploitation in the next 30 days.
Description
libfreerdp/codec/planar.c in FreeRDP version > 1.0 through 2.0.0-rc4 has an Out-of-bounds Write.
Metrics
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Freerdp | Freerdp | > 1.0.0, < 2.0.0 |
| Freerdp | Freerdp | 2.0.0 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 19.10 |
| Canonical | Ubuntu Linux | 20.04 |
| Opensuse | Leap | 15.1 |
| Debian | Debian Linux | 9.0 |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.htmlMailing List, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/commits/masterPatch, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5cwc-6wc9-255wPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00054.htmlMailing List, Third Party Advisory
- https://pub.freerdp.com/cve/CVE-2020-11521/pocAnalysis_6.pdfExploit, Vendor Advisory
- https://usn.ubuntu.com/4379-1/Third Party Advisory
- https://usn.ubuntu.com/4382-1/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.htmlMailing List, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/commits/masterPatch, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5cwc-6wc9-255wPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00054.htmlMailing List, Third Party Advisory
- https://pub.freerdp.com/cve/CVE-2020-11521/pocAnalysis_6.pdfExploit, Vendor Advisory
- https://usn.ubuntu.com/4379-1/Third Party Advisory
- https://usn.ubuntu.com/4382-1/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-11521?
libfreerdp/codec/planar.c in FreeRDP version > 1.0 through 2.0.0-rc4 has an Out-of-bounds Write.
How severe is CVE-2020-11521?
CVE-2020-11521 has a CVSS score of 6.6/10 (MEDIUM severity). The EPSS model estimates a 1.94% probability of exploitation in the next 30 days.
How do I fix CVE-2020-11521?
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.
Are you affected by CVE-2020-11521?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST