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CVE-2023-30521

UNKNOWN
Published 2023-04-12T17:05:11.466Z
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Expert Analysis

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CVSS Score

V3.1
5.3
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.206
Higher than 20.6% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
NONE
Integrity
LOW
Availability
NONE

Description

A missing permission check in Jenkins Assembla merge request builder Plugin 1.1.13 and earlier allows unauthenticated attackers to trigger builds of jobs corresponding to the attacker-specified repository.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Jenkins Project

Jenkins Assembla merge request builder Plugin

Affected Versions:

0

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed MODERATE

Jenkins Assembla merge request builder Plugin missing authentication to access endpoint

GHSA-jr86-6j4j-mv45

Advisory Details

Jenkins Assembla merge request builder Plugin provides a webhook endpoint at `/assembla-webhook/` that can be used to trigger builds of jobs configured to use a specified repository. In Assembla merge request builder Plugin 1.1.13 and earlier, this endpoint can be accessed without authentication. This allows unauthenticated attackers to trigger builds of jobs corresponding to the attacker-specified repository.

Affected Packages

Maven org.jenkins-ci.plugins:assembla-merge-request-builder
ECOSYSTEM: ≥0 ≤1.1.13

CVSS Scoring

CVSS Score

5.0

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-30521
WEB https://www.jenkins.io/security/advisory/2023-04-12/#SECURITY-2872
WEB http://www.openwall.com/lists/oss-security/2023/04/13/3

Advisory provided by GitHub Security Advisory Database. Published: April 12, 2023, Modified: April 21, 2023

References

https://www.jenkins.io/security/advisory/2023-04-12/#SECURITY-2872
http://www.openwall.com/lists/oss-security/2023/04/13/3
Published: 2023-04-12T17:05:11.466Z
Last Modified: 2025-02-07T18:02:04.778Z
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