Vulnerability · Published May 29, 2020 · Assigned by GitHub_M

CVE-2020-11018Out of bound read in cliprdr_server_receive_capabilities in FreeRDP

Medium 6.5

In plain English

A medium-severity out-of-bounds read in FreeRDP from FreeRDP. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.9% (higher than 80% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)1.9%top 20.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In FreeRDP less than or equal to 2.0.0, a possible resource exhaustion vulnerability can be performed. Malicious clients could trigger out of bound reads causing memory allocation with random size. This has been fixed in 2.1.0.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8freerdp-devel2:2.1.1-1.el8ALSA-2020:4647
AlmaLinux:8vinagre3.22.0-23.el8ALSA-2020:4647
Debian:12freerdp22.1.1+dfsg1-1DEBIAN-CVE-2020-11018
Rocky Linux:8vinagre0:3.22.0-23.el8RLSA-2020:4647

Affected products (as reported)

VendorProductVersions
FreeRDP FreeRDP <= 2.0.0

Weakness: CWE-125 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References