Out-of-bounds Read in Freerdp
CVE-2020-11521
libfreerdp/codec/planar.c in FreeRDP version > 1.0 through 2.0.0-rc4 has an Out-of-bounds Write.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.020 (79.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- Freerdp — versions 2.0.0
- Canonical Ubuntu Linux — versions 16.04, 18.04, 19.10
- Debian Linux — versions 9.0
- openSUSE Leap — versions 15.1
Weakness classification (CWE)
References
- github.com/FreeRDP/FreeRDP/commits/master (Patch, Third Party Advisory)
- github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5cwc-6wc9-255w (Patch, Third Party Advisory)
- pub.freerdp.com/cve/CVE-2020-11521/pocAnalysis_6.pdf (Exploit, Vendor Advisory)
- usn.ubuntu.com/4379-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4382-1/ (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/08/msg00054.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-11521?
- CVE-2020-11521 is a medium-severity vulnerability in Freerdp, classified under Out-of-bounds Read. CVSS score: 6.6/10. Published 2020-05-15.
- How severe is CVE-2020-11521?
- Medium severity. CVSS v3 base score is 6.6 out of 10.