Cyber Resilience

CVE-2021-40143

High

Published: 07 September 2021

Published
07 September 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
EPSS Score 0.0221 84.8th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-40143 is a high-severity Injection (CWE-74) vulnerability in Sonatype Nexus Repository Manager 3. Its CVSS base score is 8.2 (High).

Operationally, ranked in the top 15.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Sonatype Nexus Repository 3.x through 3.33.1-01 is vulnerable to an HTTP header injection. By sending a crafted HTTP request, a remote attacker may disclose sensitive information or request external resources from a vulnerable instance.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

sonatype
nexus repository manager 3
3.0.0 — 3.34.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-74

Developer assessments and testing (including injection-focused techniques) identify improper neutralization of special elements, and the verifiable flaw remediation corrects them pre-deployment.

addresses: CWE-74

Identifies indicators of injection attacks (command, SQL, LDAP, etc.) via anomaly and attack monitoring.

References