CVE-2020-35573
HIGHCVSS 7.5/10EPSS 2.66%
Last modified
CVE-2020-35573 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. srs2.c in PostSRSd before 1.10 allows remote attackers to cause a denial of service (CPU consumption) via a long timestamp tag in an SRS address.. EPSS estimates a 2.66% chance of exploitation in the next 30 days.
Description
srs2.c in PostSRSd before 1.10 allows remote attackers to cause a denial of service (CPU consumption) via a long timestamp tag in an SRS address.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Postsrsd Project | Postsrsd | < 1.10 |
| Debian | Debian Linux | 9.0 |
References
- https://github.com/roehling/postsrsd/commit/4733fb11f6bec6524bb8518c5e1a699288c26bacPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00031.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202107-08Third Party Advisory
- https://github.com/roehling/postsrsd/commit/4733fb11f6bec6524bb8518c5e1a699288c26bacPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00031.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202107-08Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-35573?
srs2.c in PostSRSd before 1.10 allows remote attackers to cause a denial of service (CPU consumption) via a long timestamp tag in an SRS address.
How severe is CVE-2020-35573?
CVE-2020-35573 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.66% probability of exploitation in the next 30 days.
How do I fix CVE-2020-35573?
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-2020-35573?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST