Vulnerability · Published Mar 8, 2023 · Assigned by jenkins

CVE-2023-27900

High 7.5

In plain English

A high-severity resource allocation without limits in Jenkins from Jenkins Project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High

Exploit odds (30 days)1.0%top 37.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Jenkins 2.393 and earlier, LTS 2.375.3 and earlier uses the Apache Commons FileUpload library without specifying limits for the number of request parts introduced in version 1.5 for CVE-2023-24998 in hudson.util.MultipartFormDataParser, allowing attackers to trigger a denial of service.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Maven	org.jenkins-ci.main:jenkins-core	2.394	GHSA-frgr-c5f2-8qhh
Maven	org.jenkins-ci.main:jenkins-core	2.375.4	GHSA-frgr-c5f2-8qhh
Maven	org.jenkins-ci.main:jenkins-core	2.387.1	GHSA-frgr-c5f2-8qhh

Affected products (as reported)

Vendor	Product	Versions
Jenkins Project	Jenkins	see references

Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Jenkins Security Advisory 2023-03-08 vendor-advisory