CVE-2022-24882
CVE-2022-24882 is a critical-severity vulnerability in Freerdp with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.
Key facts
- Severity: Critical (CVSS 3.x base score 9.1)
- CVSS v2: 5.0
- EPSS exploit prediction: 3% (86th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-287
- Affected product: Freerdp
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2022-24882?
- 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.
- How severe is CVE-2022-24882?
- CVE-2022-24882 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2022-24882 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-24882?
- CVE-2022-24882 primarily affects Freerdp. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2022-24882?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2022-24882 published?
- CVE-2022-24882 was published on 2022-04-26 and last updated on 2026-06-17.
References
- https://github.com/FreeRDP/FreeRDP/pull/7750
- https://github.com/FreeRDP/FreeRDP/releases/tag/2.7.0
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-6x5p-gp49-3jhh
- https://gitlab.gnome.org/GNOME/gnome-remote-desktop/-/issues/95
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AELSWWBAM2YONRPGLWVDY6UNTLJERJYL/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DOYKBQOHSRM7JQYUIYUWFOXI2JZ2J5RD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PZWR6KSIKXO4B2TXBB3WH6YTNYHN46OY/
- https://security.gentoo.org/glsa/202210-24
- https://lists.debian.org/debian-lts-announce/2025/02/msg00034.html
Affected products (5)
- cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*
- cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
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