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CVE-2022-41877

19
FAUCET Score

CVE-2022-41877 is an out-of-bounds read vulnerability in FreeRDP, a remote desktop protocol library, affecting versions prior to 2.9.0. A malicious FreeRDP server can exploit this by tricking a FreeRDP client into reading and returning out-of-bounds data due to missing input length validation in the drive channel. Rated Medium (CVSS 4.6), this vulnerability requires user interaction (connecting to a malicious server) and could lead to information disclosure. There is currently no known active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.9.0CPE matchmatch criteria
cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*
36CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
37CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.6MEDIUM

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
1.2
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.72%
Probability of exploitation in next 30 days
EPSS Percentile
50.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0072 is in the 84th percentile among its peer group of 15,239 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: freerdp-2:2.2.0-10.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: freerdp-2:2.4.1-5.el9
View patch

Vendor Advisories (1)

redhatCVE-2022-41877Low

freerdp: missing input length validation in `drive` channel

Nov 16, 2022

References

lists.debian.org / debian-lts-announce/2025/02/msg00016.html
github.com / FreeRDP/FreeRDP/commit/6655841cf2a00b764f855040aecb8803cfc5eaba
PatchThird Party Advisory
github.com / FreeRDP/FreeRDP/security/advisories/GHSA-pmv3-wpw4-pw5h
Third Party Advisory
lists.debian.org / debian-lts-announce/2023/11/msg00010.html
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/UDOTAOJBCZKREZJPT6VZ25GESI5T6RBG
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/YGQN3OWQNHSMWKOF4D35PF5ASKNLC74B
security.gentoo.org / glsa/202401-16