// For flags

CVE-2017-9438

 

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

libyara/re.c in the regexp module in YARA 3.5.0 allows remote attackers to cause a denial of service (stack consumption) via a crafted rule (involving hex strings) that is mishandled in the _yr_re_emit function, a different vulnerability than CVE-2017-9304.

En el archivo libyara/re.c en el módulo regexp en YARA versión 3.5.0, permite a los atacantes remotos causar una denegación de servicio (consumo de pila) por medio de una regla especialmente diseñada (involucrando a cadenas hexadecimales) que se maneja inapropiadamente en la función _yr_re_emit, una vulnerabilidad diferente que CVE- 2017-9304.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2017-06-05 CVE Reserved
  • 2017-06-05 CVE Published
  • 2023-05-08 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-674: Uncontrolled Recursion
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Virustotal
Search vendor "Virustotal"
 Yara
Search vendor "Virustotal" for product "Yara"
 3.5.0
Search vendor "Virustotal" for product "Yara" and version "3.5.0"
-
Affected