Vulnerability identifier: #VU26397
Vulnerability risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
OpenShift Pipeline
Web applications /
Modules and components for CMS
Vendor: Jenkins
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to the affected software does not configure its YAML parser to prevent the instantiation of arbitrary types. A remote authenticated attacker able to provide YAML input files can execute arbitrary code on the target system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
OpenShift Pipeline: 1.0 - 1.0.56
External links
http://www.openwall.com/lists/oss-security/2020/03/25/2
http://jenkins.io/security/advisory/2020-03-25/#SECURITY-1739
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.