Medium severity6.6NVD Advisory· Published May 15, 2020· Updated Jun 17, 2026
CVE-2020-11521
CVE-2020-11521
Description
libfreerdp/codec/planar.c in FreeRDP version > 1.0 through 2.0.0-rc4 has an Out-of-bounds Write.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
22cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*+ 7 more
- cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*range: >1.0.0,<2.0.0
- cpe:2.3:a:freerdp:freerdp:2.0.0:-:*:*:*:*:*:*
- cpe:2.3:a:freerdp:freerdp:2.0.0:rc0:*:*:*:*:*:*
- cpe:2.3:a:freerdp:freerdp:2.0.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:freerdp:freerdp:2.0.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:freerdp:freerdp:2.0.0:rc3:*:*:*:*:*:*
- cpe:2.3:a:freerdp:freerdp:2.0.0:rc4:*:*:*:*:*:*
- (no CPE)range: >1.0 <=2.0.0-rc4
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*+ 3 more
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
- FreeRDP/FreeRDPdescription
- osv-coords7 versionspkg:rpm/opensuse/freerdp&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/freerdp2&distro=openSUSE%20Tumbleweedpkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP5pkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP1pkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP2pkg:rpm/suse/vinagre&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP5
< 2.1.2-lp151.5.6.1+ 6 more
- (no CPE)range: < 2.1.2-lp151.5.6.1
- (no CPE)range: < 2.4.0-2.1
- (no CPE)range: < 2.1.2-12.20.1
- (no CPE)range: < 2.1.2-12.20.1
- (no CPE)range: < 2.1.2-10.15.1
- (no CPE)range: < 2.1.2-15.7.1
- (no CPE)range: < 3.20.2-16.3.3
Patches
Vulnerability mechanics
References
7- github.com/FreeRDP/FreeRDP/commits/masternvdPatchThird Party Advisory
- github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5cwc-6wc9-255wnvdPatchThird Party Advisory
- pub.freerdp.com/cve/CVE-2020-11521/pocAnalysis_6.pdfnvdExploitVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.htmlnvdMailing ListThird Party Advisory
- lists.debian.org/debian-lts-announce/2020/08/msg00054.htmlnvdMailing ListThird Party Advisory
- usn.ubuntu.com/4379-1/nvdThird Party Advisory
- usn.ubuntu.com/4382-1/nvdThird Party Advisory
News mentions
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