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CVE-2017-16231 Input validation

Routine
Remediate Within 6 Months

CVE Information

Original CVE data

Published:
Updated:

In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used

CWE: CWE-119
CVSS v22.1
AV:L/AC:L/AU:N/C:N/I:N/A:P
CVSS v35.5
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
References
https://bugs.exim.org/show_bug.cgi?id=2047
http://www.securityfocus.com/bid/101688
http://www.openwall.com/lists/oss-security/2017/11/01/8
http://www.openwall.com/lists/oss-security/2017/11/01/7
http://www.openwall.com/lists/oss-security/2017/11/01/3
http://www.openwall.com/lists/oss-security/2017/11/01/11
http://seclists.org/fulldisclosure/2018/Dec/33
http://packetstormsecurity.com/files/150897/PCRE-8.41-Buffer-Overflow.html
Affected Vendors

Pcre - (1)

Basic Analysis

Common vulnerability metrics

Vulnerabilty type as detected by PRIOnengine

Input validation

CVSS Scores as calculated by PRIOnengine
CVSS v25
AV:N/AC:L/AU:N/C:N/I:N/A:P
CVSS v35.5
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
MITRE CWE Top 25

Vulnerability weakness type is in the top 25 CWEs according to MITRE. View Mitre Top 25 CWEs

Exploits

No exploit code is reported to exist.

Active Exploitation

Vulnerability is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. See the KEV Catalog

Social Network Activity

-

Threat Actor Activity

No sightings of the vulnerability within threat reports.

Cybersecurity Frameworks

How the vulnerability maps against various cybersecurity frameworks

T1499 - Endpoint Denial of Service
T1498 - Network Denial of Service
T1203 - Exploitation for Client Execution
T1059 - Command and Scripting Interpreter

Compliance Impact

How the submited vulnerability affects compliance

PCI DSS v3.2.1-6.5.5 - Improper Error Handling

Web Application Security Frameworks

Applicable if the issue likely affects a web application

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