// For flags

CVE-2017-16231

PCRE 8.41 Buffer Overflow

Severity Score

5.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

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

** EN DISPUTA ** En PCRE 8.41, tras la compilación, una prueba de concepto de carga pcrtest produce un desbordamiento de cierre en la función match() en pcre_exec.c debido a una llamada autorecursiva. NOTA: los terceros discuten la relevancia de este informe, indicando que hay opciones que pueden emplearse para limitar la cantidad de pila que se emplea.

PCRE version 8.41 suffers from a buffer overflow in the match() function.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
Poc
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2017-10-30 CVE Reserved
  • 2018-12-21 CVE Published
  • 2024-03-10 EPSS Updated
  • 2024-08-05 CVE Updated
  • 2024-08-05 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Pcre
Search vendor "Pcre"
 Pcre
Search vendor "Pcre" for product "Pcre"
 8.41
Search vendor "Pcre" for product "Pcre" and version "8.41"
-
Affected