Hash collision attack vulnerability in Jenkins before 1.447, Jenkins LTS before 1.424.2, and Jenkins Enterprise by CloudBees 1.424.x before 1.424.2.1 and 1.400.x before 1.400.0.11 could allow remote attackers to cause a considerable CPU load, aka "the Hash DoS attack."
Published Feb 24, 2020
7.5
HIGHCVSS 3.1
EPSS 3.35%
Description
Hash collision attack vulnerability in Jenkins before 1.447, Jenkins LTS before 1.424.2, and Jenkins Enterprise by CloudBees 1.424.x before 1.424.2.1 and 1.400.x before 1.400.0.11 could allow remote attackers to cause a considerable CPU load, aka "the Hash DoS attack."
Affected products
-
- Version before 1.447StatusaffectedConstraints-
- Version
-
- Version 1.400.x before 1.400.0.11StatusaffectedConstraints-
- Version 1.424.x before 1.424.2.1StatusaffectedConstraints-
- Version
-
- Version before 1.424.2StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jenkins project | Jenkins | n/a |
| |||||||||
| Jenkins project | Jenkins Enterprise by CloudBees | n/a |
| |||||||||
| Jenkins project | Jenkins LTS | n/a |
|
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.35% (0.03351) | 88.29th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.35% (0.03351) | 87.08th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.94% (0.01939) | 81.78th | v4 (v2025.03.14) |
| Mar 29, 2025 | 29.42% (0.29423) | 94.63th | v4 (v2025.03.14) |
| Mar 24, 2025 | 1.94% (0.01939) | 81.77th | v4 (v2025.03.14) |
| Mar 23, 2025 | 13.39% (0.13388) | 93.22th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.94% (0.01939) | 82.20th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.75% (0.00750) | 81.67th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.75% (0.00750) | 80.39th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.75% (0.00750) | 78.08th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (7)
- http://www.openwall.com/lists/oss-security/2012/01/20/8 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://access.redhat.com/security/cve/cve-2012-0785 x_refsource_MISCBroken Link
- https://github.com/advisories/GHSA-pchp-c5w8-47gc Advisory
- https://jenkins.io/security/advisory/2012-01-12/ x_refsource_CONFIRMVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2012-0785
- https://security-tracker.debian.org/tracker/CVE-2012-0785 x_refsource_MISCThird Party Advisory
- https://www.cloudbees.com/jenkins-security-advisory-2012-01-12 x_refsource_CONFIRMThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2012/01/20/8 | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://access.redhat.com/security/cve/cve-2012-0785 | x_refsource_MISCBroken Link | |
| https://github.com/advisories/GHSA-pchp-c5w8-47gc | Advisory | |
| https://jenkins.io/security/advisory/2012-01-12/ | x_refsource_CONFIRMVendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2012-0785 | ||
| https://security-tracker.debian.org/tracker/CVE-2012-0785 | x_refsource_MISCThird Party Advisory | |
| https://www.cloudbees.com/jenkins-security-advisory-2012-01-12 | x_refsource_CONFIRMThird Party Advisory |
Change history (0)
No recorded changes yet.