CVE-2022-23901 — CRITICAL (9.8)

Vulnerability Description

A stack overflow re2c 2.2 exists due to infinite recursion issues in src/dfa/dead_rules.cc.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Re2C	Re2C	2.2

Related Weaknesses (CWE)

CWE-787

References

https://github.com/skvadrik/re2c/issues/394ExploitPatchThird Party Advisory
https://github.com/skvadrik/re2c/issues/394ExploitPatchThird Party Advisory

FAQ

What is CVE-2022-23901?

CVE-2022-23901 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A stack overflow re2c 2.2 exists due to infinite recursion issues in src/dfa/dead_rules.cc.

How severe is CVE-2022-23901?

CVE-2022-23901 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2022-23901?

Check the references section above for vendor advisories and patch information. Affected products include: Re2C Re2C.