Vulnerability Details : CVE-2020-11044
In FreeRDP greater than 1.2 and before 2.0.0, a double free in update_read_cache_bitmap_v3_order crashes the client application if corrupted data from a manipulated server is parsed. This has been patched in 2.0.0.
Vulnerability category: Memory Corruption
Products affected by CVE-2020-11044
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- 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:*:*:*
- cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-11044
0.29%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 65 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-11044
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:N/A:P |
6.8
|
2.9
|
NIST | |
|
2.2
|
LOW | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L |
0.7
|
1.4
|
NIST | |
|
2.2
|
LOW | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L |
0.7
|
1.4
|
GitHub, Inc. |
CWE ids for CVE-2020-11044
-
The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.Assigned by:
- nvd@nist.gov (Secondary)
- security-advisories@github.com (Primary)
-
The product uses, accesses, or otherwise operates on a resource after that resource has been expired, released, or revoked.Assigned by: nvd@nist.gov (Secondary)
References for CVE-2020-11044
-
https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html
[SECURITY] [DLA 3606-1] freerdp2 security updateMailing List;Third Party Advisory
-
https://usn.ubuntu.com/4379-1/
USN-4379-1: FreeRDP vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-cgqh-p732-6x2w
double free in update_read_cache_bitmap_v3_order · Advisory · FreeRDP/FreeRDP · GitHubThird Party Advisory
-
https://github.com/FreeRDP/FreeRDP/commit/67c2aa52b2ae0341d469071d1bc8aab91f8d2ed8
Fixed #6013: Check new length is > 0 · FreeRDP/FreeRDP@67c2aa5 · GitHubPatch;Third Party Advisory
-
https://github.com/FreeRDP/FreeRDP/issues/6013
double free in update_read_cache_bitmap_v3_order · Issue #6013 · FreeRDP/FreeRDP · GitHubExploit;Third Party Advisory
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