CVE-2020-27986

HIGH EXPLOITED NUCLEI

SonarQube 8.4.2.36762 - Unauthenticated Cleartext Credential Exposure via API Settings Endpoint

Title source: llm

Exploitation Summary

CVE-2020-27986 has been observed exploited in the wild (reported by VulnCheck KEV). A Nuclei detection template is also available.

Description

SonarQube 8.4.2.36762 allows remote attackers to discover cleartext SMTP, SVN, and GitLab credentials via the api/settings/values URI. NOTE: reportedly, the vendor's position for SMTP and SVN is "it is the administrator's responsibility to configure it.

Nuclei Templates (1)

SonarQube - Authentication Bypass

HIGHby pikpikcu

References (1)

Core 1

Core References

Vendor Advisory x_refsource_misc

https://csl.com.co/sonarqube-auditando-al-auditor-parte-i/

Scores

CVSS v3 7.5

EPSS 0.1618

EPSS Percentile 96.5%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

VulnCheck KEV 2023-11-13

CWE

CWE-306 CWE-312

Status published

Products (1)

sonarsource/sonarqube 8.4.2.36762

Published Oct 28, 2020

Tracked Since Feb 18, 2026