CVE-2018-1000861 KEV
9.8
CRITICAL · CVSS 3.1 · EPSS 98.3% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2022-08-10.
Description
A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153 and earlier, LTS 2.138.3 and earlier in stapler/core/src/main/java/org/kohsuke/stapler/MetaClass.java that allows attackers to invoke some methods on Java objects by accessing crafted URLs that were not intended to be invoked this way.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 98.33% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-502 |
| On CISA KEV | yes — remediate by 2022-08-10 |
| Public exploit | none known |
| Published | 2018-12-10 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Jenkins Stapler Web Framework Deserialization of Untrusted Data Vulnerability |
|---|---|
| Added | 2022-02-10 |
| Due | 2022-08-10 |
| Vendor / product | Jenkins / Jenkins Stapler Web Framework |
| Ransomware use | none reported |
Affected (2)
| Vendor | Product |
|---|---|
| jenkins | jenkins |
| redhat | openshift container platform |
References
- http://packetstormsecurity.com/files/166778/Jenkins-Remote-Code-Execution.html
- http://www.securityfocus.com/bid/106176
- https://access.redhat.com/errata/RHBA-2019:0024
- https://jenkins.io/security/advisory/2018-12-05/#SECURITY-595
- http://packetstormsecurity.com/files/166778/Jenkins-Remote-Code-Execution.html
- http://www.securityfocus.com/bid/106176
- https://access.redhat.com/errata/RHBA-2019:0024
- https://jenkins.io/security/advisory/2018-12-05/#SECURITY-595
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-1000861
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