CVE-2022-24882

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.1 under NVD CVSS v3. EPSS exploit probability: 2.8%, top 15% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Elevated
9.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 3%CVSS: 9.1Exploit: NoneExposed: 0

A fix is available — apply it.

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.

CVSS v3
9.1
EG Score
9.1(medium)
EG Risk
72(Attend)
EG Risk 72/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity91% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS
84.7%
KEV
Not listed

Published

April 26, 2022

Last Modified

November 3, 2025

Advisory Details (8)

Auto-updated Jul 23, 2026
Patch available. Sources: github_pr, github_release, github.
github_release Patch Available

Release 2.7.0

Patch available: FreeRDP/FreeRDP 2.7.0

https://github.com/FreeRDP/FreeRDP/releases/tag/2.7.0
github_pr

Ntlm backport

Fix merged in FreeRDP/FreeRDP PR #7750 on 2022-04-06 — awaiting tagged release

https://github.com/FreeRDP/FreeRDP/pull/7750
generic

FreeRDP: Multiple Vulnerabilities (GLSA 202210-24) — Gentoo security

https://security.gentoo.org/glsa/202210-24
generic

[SECURITY] Fedora 34 Update: freerdp-2.7.0-1.fc34 - package-announce - Fedora mailing-lists

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PZWR6KSIKXO4B2TXBB3WH6YTNYHN46OY/
generic

[SECURITY] Fedora 35 Update: freerdp-2.7.0-1.fc35 - package-announce - Fedora mailing-lists

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DOYKBQOHSRM7JQYUIYUWFOXI2JZ2J5RD/
generic

[SECURITY] Fedora 36 Update: freerdp-2.7.0-1.fc36 - package-announce - Fedora mailing-lists

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AELSWWBAM2YONRPGLWVDY6UNTLJERJYL/
generic

Can open a rdp session without username and password (#95) · Issues · GNOME / gnome-remote-desktop · GitLab

https://gitlab.gnome.org/GNOME/gnome-remote-desktop/-/issues/95
github Patch Available

Server side NTLM does not properly check parameters · Advisory · FreeRDP/FreeRDP · GitHub

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-6x5p-gp49-3jhh

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuwinpr-utils (2.6.1+dfsg1-3ubuntu2.1) @ jammy2026-05-25ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 11× in last 7d / 44× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 103 total refreshes for this CVE.

  1. 2026-07-24 14:15 UTCEPSS rescore
  2. 2026-07-23 14:16 UTCEPSS rescore
  3. 2026-07-23 02:09 UTCEG score recompute
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Frequently asked(5)

What is CVE-2022-24882?
CVE-2022-24882 is a critical vulnerability published on April 26, 2022. 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.…
When was CVE-2022-24882 disclosed?
CVE-2022-24882 was first published in the National Vulnerability Database on April 26, 2022, with the most recent update on November 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-24882 actively exploited?
CVE-2022-24882 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 84.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-24882?
CVE-2022-24882 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2022-24882?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-24882, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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