CVE-2021-21677

high

Description

Jenkins Code Coverage API Plugin 1.4.0 and earlier does not apply Jenkins JEP-200 deserialization protection to Java objects it deserializes from disk, resulting in a remote code execution vulnerability.

References

https://www.jenkins.io/security/advisory/2021-08-31/#SECURITY-2376

http://www.openwall.com/lists/oss-security/2021/08/31/1

Details

Source: MITRE

Published: 2021-08-31

Updated: 2021-09-08

Type: CWE-502

Risk Information

CVSS v2

Base Score: 6.5

Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8

Severity: MEDIUM

CVSS v3

Base Score: 8.8

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

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH