GHSL-2023-136_Samson
Priority HIGH 73CWE-502Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-502.
Summary
Prior to 3385, the user-controlled role parameter enters the application in the Kubernetes::RoleVerificationsController. The role parameter flows into the RoleConfigFile initializer and then into the Kubernetes::Util.parse_file method where it is unsafely deserialized using the YAML.load_stream method. This issue may lead to Remote Code Execution (RCE). This vulnerability is fixed in 3385.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0113 66th percentileScored 2026-11-07
Fix Fixed Samson (Zendesk): 3385
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Samson (Zendesk) Fixed in 3385
Timeline
- 2026-10-02 Threatist record created from CVE-2024-42363
References
Other 6
- https://securitylab.github.com/advisories/GHSL-2023-136_Samson/
- https://github.com/zendesk/samson/pull/4071
- https://github.com/zendesk/samson/blob/107efb4a252425966aac5e77d0c3670f9b5d7229/plugins/kubernetes/app/controllers/kubernetes/role_verifications_controller.rb#L10
- https://github.com/zendesk/samson/blob/107efb4a252425966aac5e77d0c3670f9b5d7229/plugins/kubernetes/app/controllers/kubernetes/role_verifications_controller.rb#L7
- https://github.com/zendesk/samson/blob/107efb4a252425966aac5e77d0c3670f9b5d7229/plugins/kubernetes/app/models/kubernetes/role_config_file.rb#L80
- https://github.com/zendesk/samson/blob/107efb4a252425966aac5e77d0c3670f9b5d7229/plugins/kubernetes/app/models/kubernetes/util.rb#L9
More Zendesk vulnerabilities
- TI-2021-14875 ENC DataVault before 7.2 and VaultAPI v67 mishandle key derivation, making it easier for… CVSS 3.1HIGH 8.1
- TI-2018-14819 Zendesk Samlr before 2.6.2 allows an XML nodes comment attack such as a name_id node with… CVSS 3.0HIGH 7.5
- TI-2023-09530 WordPress Zendesk Support for WordPress plugin <= 1.8.4 - Broken Access Control vulnerability CVSS 3.1MEDIUM 4.3
- TI-2015-05773 Cross-site scripting (XSS) vulnerability in the Zendesk Feedback Tab module 7.x-1.x… CVSS 2.0LOW 2.6
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences