CVE-2021-23362
MEDIUMCVSS 5.3/10EPSS 3.61%
Last modified
CVE-2021-23362 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. The package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity.. EPSS estimates a 3.61% chance of exploitation in the next 30 days.
Description
The package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity.
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 |
|---|---|---|
| Npmjs | Hosted-Git-Info | >= 2.0.0, < 2.8.9 |
| Npmjs | Hosted-Git-Info | >= 3.0.0, < 3.0.8 |
| Siemens | Sinec Infrastructure Network Services | < 1.0.1.1 |
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdfPatch, Third Party Advisory
- https://github.com/npm/hosted-git-info/commit/29adfe5ef789784c861b2cdeb15051ec2ba651a7Patch, Third Party Advisory
- https://github.com/npm/hosted-git-info/commit/8d4b3697d79bcd89cdb36d1db165e3696c783a01Patch, Third Party Advisory
- https://github.com/npm/hosted-git-info/commit/bede0dc38e1785e732bf0a48ba6f81a4a908eba3Patch, Third Party Advisory
- https://github.com/npm/hosted-git-info/commits/v2Patch, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1088356Exploit, Patch, Third Party Advisory
- https://snyk.io/vuln/SNYK-JS-HOSTEDGITINFO-1088355Exploit, Patch, Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdfPatch, Third Party Advisory
- https://github.com/npm/hosted-git-info/commit/29adfe5ef789784c861b2cdeb15051ec2ba651a7Patch, Third Party Advisory
- https://github.com/npm/hosted-git-info/commit/8d4b3697d79bcd89cdb36d1db165e3696c783a01Patch, Third Party Advisory
- https://github.com/npm/hosted-git-info/commit/bede0dc38e1785e732bf0a48ba6f81a4a908eba3Patch, Third Party Advisory
- https://github.com/npm/hosted-git-info/commits/v2Patch, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1088356Exploit, Patch, Third Party Advisory
- https://snyk.io/vuln/SNYK-JS-HOSTEDGITINFO-1088355Exploit, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-23362?
The package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity.
How severe is CVE-2021-23362?
CVE-2021-23362 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 3.61% probability of exploitation in the next 30 days.
How do I fix CVE-2021-23362?
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-2021-23362?
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