CVE-2021-46170
HIGHCVSS 7.5/10EPSS 1.16%
Last modified
CVE-2021-46170 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in JerryScript commit a6ab5e9. There is an Use-After-Free in lexer_compare_identifier_to_string in js-lexer.c file.. EPSS estimates a 1.16% chance of exploitation in the next 30 days.
Description
An issue was discovered in JerryScript commit a6ab5e9. There is an Use-After-Free in lexer_compare_identifier_to_string in js-lexer.c file.
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 |
|---|---|---|
| Jerryscript | Jerryscript | 2.3.0 |
References
- https://github.com/jerryscript-project/jerryscript/issues/4917Exploit, Issue Tracking, Third Party Advisory
- https://github.com/jerryscript-project/jerryscript/issues/4917Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-46170?
An issue was discovered in JerryScript commit a6ab5e9. There is an Use-After-Free in lexer_compare_identifier_to_string in js-lexer.c file.
How severe is CVE-2021-46170?
CVE-2021-46170 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.16% probability of exploitation in the next 30 days.
How do I fix CVE-2021-46170?
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 2021
- CVE-2021-46164Zoho ManageEngine Desktop Central before 10.0.662 allows rem…8.8
- CVE-2021-46165Zoho ManageEngine Desktop Central before 10.0.662, during st…7.8
- CVE-2021-46166Zoho ManageEngine Desktop Central before 10.0.662 allows aut…6.5
- CVE-2021-46167An access control issue in the authentication module of wizp…7.8
- CVE-2021-46168Spin v6.5.1 was discovered to contain an out-of-bounds write…5.5
- CVE-2021-46169Modex v2.11 was discovered to contain an Use-After-Free vuln…5.5
- CVE-2021-46171Modex v2.11 was discovered to contain a NULL pointer derefer…5.5
- CVE-2021-46174Heap-based Buffer Overflow in function bfd_getl32 in Binutil…7.5
- CVE-2021-46179Reachable Assertion vulnerability in upx before 4.0.0 allows…6.5
- CVE-2021-46195GCC v12.0 was discovered to contain an uncontrolled recursio…5.5
- CVE-2021-46198An SQL Injection vulnerability exists in Sourceodester Couri…9.8
- CVE-2021-46200An SQL Injection vulnerability exists in Sourcecodester Simp…9.8
Are you affected by CVE-2021-46170?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST