CVE-2025-44005

An attacker can bypass authorization checks and force a Step CA ACME or SCEP provisioner to create certificates without completing certain protocol authorization checks.

Published: 2025-12-17 Last update: 2026-04-15 Assigner: [email protected] Source: [email protected]
NVD Status：Deferred，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2025-44005 is rated Moderate Risk (41/100): CVSS Critical severity, with low exploitation likelihood (EPSS 0.02%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-44005

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-12-18 — 0.02% —

Full EPSS history (1 record total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-44005

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
10.0 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 5.8 [email protected]

Weakness enumeration for CVE-2025-44005

GitHub Security Advisory for CVE-2025-44005

GHSA-h8cp-697h-8c8p · Severity: critical · Ecosystem: go — Step CA Has Authorization Bypass in ACME and SCEP Provisioners

OS Trackers for CVE-2025-44005

vendor priority summary link
alpine — CVE-2025-44005: 1 source package rows (step-certificates); 3 state rows across 3 repos (3.22-community, 3.23-community, edge-community); fixed 3, open 0. https://security.alpinelinux.org/vuln/CVE-2025-44005
redhat critical — https://access.redhat.com/security/cve/CVE-2025-44005

Affected software / configurations for CVE-2025-44005

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2025-44005

cvelogic Threat Intelligence