How severe is CVE-2022-21952?

CVE-2022-21952 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-21952 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-21952?

CVE-2022-21952 affects Suse Manager Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-21952?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-21952 published?

CVE-2022-21952 was published on 2022-06-22 and last updated on 2026-07-07.

CVE-2022-21952

CVE-2022-21952 is a high-severity vulnerability in Suse Manager Server with a CVSS 3.x base score of 7.5. 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-306.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Suse Manager Server
Published: 2022-06-22
Last modified: 2026-07-07

Description

A Missing Authentication for Critical Function vulnerability in spacewalk-java of SUSE Manager Server 4.1, SUSE Manager Server 4.2 allows remote attackers to easily exhaust available disk resources leading to DoS. This issue affects: SUSE Manager Server 4.1 spacewalk-java versions prior to 4.1.46. SUSE Manager Server 4.2 spacewalk-java versions prior to 4.2.37.

Frequently asked questions

What is CVE-2022-21952?: A Missing Authentication for Critical Function vulnerability in spacewalk-java of SUSE Manager Server 4.1, SUSE Manager Server 4.2 allows remote attackers to easily exhaust available disk resources leading to DoS. This issue affects: SUSE Manager Server 4.1 spacewalk-java versions prior to 4.1.46. SUSE Manager Server 4.2 spacewalk-java versions prior to 4.2.37.
How severe is CVE-2022-21952?: CVE-2022-21952 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-21952 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-21952?: CVE-2022-21952 affects Suse Manager Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-21952?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-21952 published?: CVE-2022-21952 was published on 2022-06-22 and last updated on 2026-07-07.

References

https://bugzilla.suse.com/show_bug.cgi?id=1199512

Affected products (1)

cpe:2.3:a:suse:manager_server:*:*:*:*:*:*:*:*

More vulnerabilities in Suse Manager Server

CVE-2026-31431 — High (CVSS 7.8): In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Revert to operating…
CVE-2022-27239 — High (CVSS 7.8): In cifs-utils through 6.14, a stack-based buffer overflow when parsing the mount.cifs ip= command-line argument could…
CVE-2021-4034 — High (CVSS 7.8): A local privilege escalation vulnerability was found on polkit's pkexec utility. The pkexec application is a setuid…
CVE-2023-29552 — High (CVSS 7.5): The Service Location Protocol (SLP, RFC 2608) allows an unauthenticated, remote attacker to register arbitrary…
CVE-2023-22644 — Medium (CVSS 5.5): A user can reverse engineer the JWT token (JSON Web Token) used in authentication for Manager and API access, forging a…
CVE-2022-31248 — Medium (CVSS 5.3): A Observable Response Discrepancy vulnerability in spacewalk-java of SUSE Manager Server 4.1, SUSE Manager Server 4.2…

All CVEs affecting Suse Manager Server →

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

CVE-2026-54309 — Critical (CVSS 10.0): n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP…
CVE-2026-50242 — Critical (CVSS 10.0): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429…
CVE-2026-49257 — Critical (CVSS 10.0): mcp-pinot is a Python-based Model Context Protocol (MCP) server for interacting with Apache Pinot. In versions 3.0.1…
CVE-2026-46846 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46803 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46800 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites).…

Browse all CWE-306 (Missing Authentication for Critical Function) vulnerabilities →