Vulnerability DatabaseCVE-2018-21232
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CVE-2018-21232
Published:April 29, 2020
Updated:May 17, 2026
re2c before 2.0 has uncontrolled recursion that causes stack consumption in find_fixed_tags.
Related Resources (5)
http://www.openwall.com/lists/oss-security/2020/05/14/4
https://www.openwall.com/lists/oss-security/2020/04/27/2
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-21232
https://security-tracker.debian.org/tracker/CVE-2018-21232
https://github.com/skvadrik/re2c/issues/219
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CVSS v4
Base Score:
6.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Uncontrolled Recursion
CWE-674
EPSS
Base Score:
0.10