Is CVE-2022-41877 in the CISA KEV catalog?

No. CVE-2022-41877 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-41877?

CVE-2022-41877 has a CVSS v3 base score of 4.6 (MEDIUM).

What is the EPSS score for CVE-2022-41877?

CVE-2022-41877 has an EPSS score of 0.72% (49th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-41877?

Upgrade freerdp2 on debian 11 to 2.3.0+dfsg1-2+deb11u2 or later. Fixes are available for 21 affected products.

CVE & CISA-KEV Catalog

CVE-2022-41877

MEDIUM

4.6

CVSS v3

NVD

Description

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing input length validation in `drive` channel. A malicious server can trick a FreeRDP based client to read out of bound data and send it back to the server. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the drive redirection channel - command line options `/drive`, `+drives` or `+home-drive`.

CWE-119Buffer Overflow CWE-1284

How to fix

Remediation Available

freerdp2Debian

Fixed in:2.3.0+dfsg1-2+deb11u2CVE-2022-41877

Fixed in:2.9.0+dfsg1-1CVE-2022-41877

freerdpRed Hat / RHEL

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdpRocky

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdp-debuginfoRocky

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdp-debuginfoRed Hat / RHEL

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdp-debugsourceRocky

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdp-debugsourceRed Hat / RHEL

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdp-develRed Hat / RHEL

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdp-develRocky

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdp-libsRed Hat / RHEL

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdp-libsRocky

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdp-libs-debuginfoRed Hat / RHEL

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdp-libs-debuginfoRocky

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

libwinprRocky

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

libwinprRed Hat / RHEL

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

libwinpr-debuginfoRed Hat / RHEL

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

libwinpr-debuginfoRocky

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

libwinpr-develRocky

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

libwinpr-develRed Hat / RHEL

Fixed in:2:2.2.0-10.el8RHSA-2023:2851

Fixed in:2:2.4.1-5.el9RHSA-2023:2326

freerdp2Ubuntu

Fixed in:2.2.0+dfsg1-0ubuntu0.18.04.4+esm2USN-6522-2

Fixed in:2.2.0+dfsg1-0ubuntu0.20.04.6USN-6522-1

Fixed in:2.6.1+dfsg1-3ubuntu2.5USN-6522-1

Fixed in:2.10.0+dfsg1-1ubuntu0.3USN-6522-1

Fixed in:2.10.0+dfsg1-1.1ubuntu1.1USN-6522-1

libfreerdp2-2Ubuntu

Fixed in:2.2.0+dfsg1-0ubuntu0.18.04.4+esm2USN-6522-2

Fixed in:2.2.0+dfsg1-0ubuntu0.20.04.6USN-6522-1

Fixed in:2.6.1+dfsg1-3ubuntu2.5USN-6522-1

Fixed in:2.10.0+dfsg1-1ubuntu0.3USN-6522-1

Fixed in:2.10.0+dfsg1-1.1ubuntu1.1USN-6522-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.72%probability of exploitation in 30 days

49thpercentile

Moderate risk: more likely to be exploited than 49% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory1

github.com

Other references5

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-03.