Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
Low
Attack Vector
Network
0

CVE-2021-21639

Disclosure Date: April 07, 2021
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not validate the type of object created after loading the data submitted to the config.xml REST API endpoint of a node, allowing attackers with Computer/Configure permission to replace a node with one of a different type.

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CVSS V3 Severity and Metrics
Base Score:
4.3 Medium
Impact Score:
1.4
Exploitability Score:
2.8
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
Low
Availability (A):
None

General Information

Vendors

  • jenkins

Products

  • jenkins

Additional Info

Technical Analysis