Out-of-bounds Read in Freerdp
CVE-2022-39316
FreeRDP is a free remote desktop protocol library and clients. In affected versions there is an out of bound read in ZGFX decoder component of FreeRDP. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it likely resulting in a crash. This issue has been addressed in the 2.9.0 release. Users are advised to upgrade.
Vulnerability class: Buffer Overflow
EPSS: 0.010 (58.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Freerdp — versions < 2.9.0
- Fedoraproject Fedora — versions 36, 37
Weakness classification (CWE)
References
- security-advisories@github.com (Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory)
- security-advisories@github.com (vendor-advisory)
- security-advisories@github.com (vendor-advisory)
- security-advisories@github.com (mailing-list)
- security-advisories@github.com (vendor-advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2022-39316?
- CVE-2022-39316 is a medium-severity vulnerability in Freerdp, classified under Out-of-bounds Read. CVSS score: 4.8/10. Published 2022-11-16.
- How severe is CVE-2022-39316?
- Medium severity. CVSS v3 base score is 4.8 out of 10.