CVE-2020-7693
MEDIUMCVSS 5.3/10EPSS 4.98%
Last modified
CVE-2020-7693 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Incorrect handling of Upgrade header with the value websocket leads in crashing of containers hosting sockjs apps. This affects the package sockjs before 0.3.20.. EPSS estimates a 4.98% chance of exploitation in the next 30 days.
Description
Incorrect handling of Upgrade header with the value websocket leads in crashing of containers hosting sockjs apps. This affects the package sockjs before 0.3.20.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Sockjs Project | Sockjs | < 0.3.20 |
References
- https://github.com/andsnw/sockjs-dos-pyExploit, Third Party Advisory
- https://github.com/sockjs/sockjs-node/commit/dd7e642cd69ee74385825816d30642c43e051d16Patch, Third Party Advisory
- https://github.com/sockjs/sockjs-node/issues/252Exploit, Patch, Third Party Advisory
- https://github.com/sockjs/sockjs-node/pull/265Patch, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-575448Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JS-SOCKJS-575261Exploit, Third Party Advisory
- https://github.com/andsnw/sockjs-dos-pyExploit, Third Party Advisory
- https://github.com/sockjs/sockjs-node/commit/dd7e642cd69ee74385825816d30642c43e051d16Patch, Third Party Advisory
- https://github.com/sockjs/sockjs-node/issues/252Exploit, Patch, Third Party Advisory
- https://github.com/sockjs/sockjs-node/pull/265Patch, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-575448Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JS-SOCKJS-575261Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-7693?
Incorrect handling of Upgrade header with the value websocket leads in crashing of containers hosting sockjs apps. This affects the package sockjs before 0.3.20.
How severe is CVE-2020-7693?
CVE-2020-7693 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 4.98% probability of exploitation in the next 30 days.
How do I fix CVE-2020-7693?
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-2020-7693?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST