CVE-2021-21639
Published Apr 7, 2021
Last updated a year ago
Overview
- 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.
- Source
- jenkinsci-cert@googlegroups.com
- NVD status
- Modified
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 4.3
- Impact score
- 1.4
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 4
- Impact score
- 2.9
- Exploitability score
- 8
- Vector string
- AV:N/AC:L/Au:S/C:N/I:P/A:N
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A6C9D710-02B7-4F94-BACA-70D67286F99B",
"versionEndIncluding": "2.277.1"
},
{
"criteria": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*",
"vulnerable": true,
"matchCriteriaId": "11CD124B-104D-48B7-A184-97EFC77893AA",
"versionEndIncluding": "2.286"
}
],
"operator": "OR"
}
]
}
]