CVE-2020-2252
MEDIUMCVSS 4.8/10EPSS 0.95%
Last modified
CVE-2020-2252 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Jenkins Mailer Plugin 1.32 and earlier does not perform hostname validation when connecting to the configured SMTP server.. EPSS estimates a 0.95% chance of exploitation in the next 30 days.
Description
Jenkins Mailer Plugin 1.32 and earlier does not perform hostname validation when connecting to the configured SMTP server.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Jenkins | Mailer | <= 1.32 |
References
- http://www.openwall.com/lists/oss-security/2020/09/16/3Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/09/16/3Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-2252?
Jenkins Mailer Plugin 1.32 and earlier does not perform hostname validation when connecting to the configured SMTP server.
How severe is CVE-2020-2252?
CVE-2020-2252 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.95% probability of exploitation in the next 30 days.
How do I fix CVE-2020-2252?
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.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-2252?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST