Is CVE-2022-24882 in the CISA KEV catalog?

No. CVE-2022-24882 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-24882?

CVE-2022-24882 has a CVSS v3 base score of 9.1 (CRITICAL).

What is the EPSS score for CVE-2022-24882?

CVE-2022-24882 has an EPSS score of 2.67% (84th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-24882?

Upgrade freerdp2 on debian 11 to 2.3.0+dfsg1-2+deb11u3 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2022-24882

CRITICALEPSS 84th pctl

9.1

CVSS v3

NVD

Description

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP). In versions prior to 2.7.0, NT LAN Manager (NTLM) authentication does not properly abort when someone provides and empty password value. This issue affects FreeRDP based RDP Server implementations. RDP clients are not affected. The vulnerability is patched in FreeRDP 2.7.0. There are currently no known workarounds.

CWE-287Improper Authentication

How to fix

Remediation Available

freerdp2Debian

Fixed in:2.3.0+dfsg1-2+deb11u3CVE-2022-24882

Fixed in:2.7.0+dfsg1-1CVE-2022-24882

freerdp2Ubuntu

Fixed in:2.2.0+dfsg1-0ubuntu0.18.04.3USN-5461-1

Fixed in:2.2.0+dfsg1-0ubuntu0.20.04.3USN-5461-1

Fixed in:2.6.1+dfsg1-3ubuntu2.1USN-5461-1

libfreerdp-client2-2Ubuntu

Fixed in:2.2.0+dfsg1-0ubuntu0.18.04.3USN-5461-1

Fixed in:2.2.0+dfsg1-0ubuntu0.20.04.3USN-5461-1

Fixed in:2.6.1+dfsg1-3ubuntu2.1USN-5461-1

libfreerdp-server2-2Ubuntu

Fixed in:2.2.0+dfsg1-0ubuntu0.18.04.3USN-5461-1

Fixed in:2.2.0+dfsg1-0ubuntu0.20.04.3USN-5461-1

Fixed in:2.6.1+dfsg1-3ubuntu2.1USN-5461-1

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 ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

2.67%probability of exploitation in 30 days

84thpercentile

Elevated risk: more likely to be exploited than 84% of all known CVEs.

References

Patch1

github.com

Exploit1

gitlab.gnome.org

Third-Party Advisory3

Other references4

Related Vulnerabilities

Other CWE-287 (Improper Authentication) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-35082	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-35078	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2017-7921	Critical	9.8	100%	KEV	-
CVE-2024-7593	Critical	9.8	100%	KEV	-
CVE-2023-46805	High	8.2	100%	KEV + Ransom	-
CVE-2022-40684	Critical	9.8	100%	KEV + Ransom	Fix

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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.