Vulnerability Monitor

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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

2021-01-26T18:16:18.693

Last Modified

2024-11-21T05:48:42.190

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:S/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: SINGLE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

6.8

Impact Score

2.9

Weaknesses

Type: Primary
CWE-367

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	jenkins	jenkins	< 2.263.3	Yes
Application	jenkins	jenkins	< 2.276	Yes

References

http://www.openwall.com/lists/oss-security/2021/01/26/2 Mailing List, Third Party Advisory ([email protected])
https://www.jenkins.io/security/advisory/2021-01-26/#SECURITY-2197 Vendor Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2021/01/26/2 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.jenkins.io/security/advisory/2021-01-26/#SECURITY-2197 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)