Vulnerability Details : CVE-2021-21615

Jenkins 2.275 and LTS 2.263.2 allows reading arbitrary files using the file browser for workspaces and archived artifacts due to a time-of-check to time-of-use (TOCTOU) race condition.
Published 2021-01-26 18:16:19
Updated 2023-10-25 18:16:46
Source Jenkins Project
View at NVD,   CVE.org

Threat overview for CVE-2021-21615

Top countries where our scanners detected CVE-2021-21615
Top open port discovered on systems with this issue 80
IPs affected by CVE-2021-21615 15,886
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2021-21615!
*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-2021-21615

Probability of exploitation activity in the next 30 days: 0.07%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 27 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-21615

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
3.5
 LOW AV:N/AC:M/Au:S/C:P/I:N/A:N
6.8
2.9
 nvd@nist.gov
5.3
 MEDIUM CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
1.6
3.6
 nvd@nist.gov

CWE ids for CVE-2021-21615

  • The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.
    Assigned by:
    • jenkinsci-cert@googlegroups.com (Secondary)
    • nvd@nist.gov (Primary)

References for CVE-2021-21615

Products affected by CVE-2021-21615

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