Jenkins 2.274 and earlier, LTS 2.263.1 and earlier allows attackers with permission to create or configure various objects to inject crafted content into Old Data Monitor that results in the instantiation of potentially unsafe objects once discarded by an administrator.
Published 2021-01-13 16:15:14
Updated 2023-10-25 18:16:45
View at NVD,   CVE.org

Products affected by CVE-2021-21604

Threat overview for CVE-2021-21604

Top countries where our scanners detected CVE-2021-21604
Top open port discovered on systems with this issue 80
IPs affected by CVE-2021-21604 18,630
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2021-21604!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2021-21604

0.10%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 40 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-21604

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.0
MEDIUM AV:N/AC:M/Au:S/C:P/I:P/A:P
6.8
6.4
NIST
8.0
HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
2.1
5.9
NIST

CWE ids for CVE-2021-21604

  • The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.
    Assigned by:
    • jenkinsci-cert@googlegroups.com (Secondary)
    • nvd@nist.gov (Primary)

References for CVE-2021-21604

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