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CVE-2018-21232

Date: April 29, 2020

re2c before 2.0 has uncontrolled recursion that causes stack consumption in find_fixed_tags.

Language: C

Severity Score

5.5

Related Resources (7)

Url: http://www.openwall.com/lists/oss-security/2020/05/14/4

Url: https://github.com/skvadrik/re2c/issues/219

Url: https://www.openwall.com/lists/oss-security/2020/04/27/2

Url: https://nvd.nist.gov/vuln/detail/CVE-2018-21232

Url: https://security-tracker.debian.org/tracker/CVE-2018-21232

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2018-21232

Url: https://www.mend.io/vulnerability-database/CVE-2018-21232

Severity Score

5.5

Weakness Type (CWE)

Uncontrolled Recursion

CWE-674

CVSS v3.1

Base Score:	5.5
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.3
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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