Medium severity · published Dec 17, 2019
CVE-2019-16555
A user-supplied regular expression in Jenkins Build Failure Analyzer Plugin 1.24.1 and earlier was processed in a way that wasn't interruptible, allowing attackers to have Jenkins…
6.5
CVSS
1.1%
EPSS
No
On KEV
Description
A user-supplied regular expression in Jenkins Build Failure Analyzer Plugin 1.24.1 and earlier was processed in a way that wasn't interruptible, allowing attackers to have Jenkins evaluate a regular expression without the ability to interrupt this process.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BF
Build Failure Analyzer · Jenkins
through 1.24.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-16555
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-16555
Mailing List
http://www.openwall.com/lists/oss-security/2019/12/17/1
Vendor Advisory
https://jenkins.io/security/advisory/2019-12-17/#SECURITY-1651
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