SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-21642

Jenkins Config File Provider Plugin 3.7.0 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

HIGH 8.1EPSS 37.8%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 37.8%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

Jenkins Config File Provider Plugin 3.7.0 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

CVSS 3.1
8.1 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS
37.83% probability · 98th percentile
CISA KEV
Not listed
Weakness
CWE-611
Affected
jenkins/config file provider
Source
jenkinsci-cert@googlegroups.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.