CVE-2022-21211
HIGHCVSS 7.5/10EPSS 0.94%
Last modified
CVE-2022-21211 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. This affects all versions of package posix. When invoking the toString method, it will fallback to 0x0 value, as the value of toString is not invokable (not a function), and then it will crash with type-check.. EPSS estimates a 0.94% chance of exploitation in the next 30 days.
Description
This affects all versions of package posix. When invoking the toString method, it will fallback to 0x0 value, as the value of toString is not invokable (not a function), and then it will crash with type-check.
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 |
|---|---|---|
| Posix Project | Posix | All versions |
References
- https://snyk.io/vuln/SNYK-JS-POSIX-2400719Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JS-POSIX-2400719Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-21211?
This affects all versions of package posix. When invoking the toString method, it will fallback to 0x0 value, as the value of toString is not invokable (not a function), and then it will crash with type-check.
How severe is CVE-2022-21211?
CVE-2022-21211 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.94% probability of exploitation in the next 30 days.
How do I fix CVE-2022-21211?
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.
Related CVEs from 2022
- CVE-2022-21206Rejected reason: This CVE ID has been rejected or withdrawn …
- CVE-2022-21207Rejected reason: This CVE ID has been rejected or withdrawn …
- CVE-2022-21208The package node-opcua before 2.74.0 are vulnerable to Denia…7.5
- CVE-2022-21209The affected product is vulnerable to an out-of-bounds read …7.8
- CVE-2022-2121OFFIS DCMTK's (All versions prior to 3.6.7) has a NULL point…6.5
- CVE-2022-21210An SQL injection vulnerability exists in the AssetActions.as…8.8
- CVE-2022-21212Improper input validation for some Intel(R) PROSet/Wireless …6.5
- CVE-2022-21213This affects all versions of package mout. The deepFillIn fu…7.5
- CVE-2022-21214The affected product is vulnerable to a heap-based buffer ov…7.8
- CVE-2022-21215This vulnerability could allow an attacker to force the serv…9.8
- CVE-2022-21216Insufficient granularity of access control in out-of-band ma…6.8
- CVE-2022-21217An out-of-bounds write vulnerability exists in the device Te…9.8
Are you affected by CVE-2022-21211?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST