CVE-2018-20857
UnknownEPSS 1.21%
Last modified
CVE-2018-20857 is a vulnerability of currently unknown severity. Zendesk Samlr before 2.6.2 allows an XML nodes comment attack such as a name_id node with user@example.com followed by <!---->. and then the attacker's domain name.. EPSS estimates a 1.21% chance of exploitation in the next 30 days.
Description
Zendesk Samlr before 2.6.2 allows an XML nodes comment attack such as a name_id node with user@example.com followed by <!---->. and then the attacker's domain name.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zendesk | Samlr | < 2.6.2 |
References
- https://github.com/zendesk/samlr/compare/v2.6.1...v2.6.2Patch, Third Party Advisory
- https://github.com/zendesk/samlr/compare/v2.6.1...v2.6.2Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-20857?
Zendesk Samlr before 2.6.2 allows an XML nodes comment attack such as a name_id node with user@example.com followed by <!---->. and then the attacker's domain name.
How severe is CVE-2018-20857?
Severity scoring for CVE-2018-20857 is pending analysis. The EPSS model estimates a 1.21% probability of exploitation in the next 30 days.
How do I fix CVE-2018-20857?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2018-20857?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST