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CVE
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CVE-2017-8294Date: (C)2017-05-02   (M)2023-12-22


libyara/re.c in the regex component in YARA 3.5.0 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted rule that is mishandled in the yr_re_exec function.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 7.5CVSS Score : 5.0
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 3.6Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: PARTIAL
Integrity: NONE 
Availability: HIGH 
  
Reference:
BID-98072
https://github.com/VirusTotal/yara/commit/83d799804648c2a0895d40a19835d9b757c6fa4e
https://github.com/VirusTotal/yara/issues/646

CWE    1
CWE-125
OVAL    3
oval:org.secpod.oval:def:112318
oval:org.secpod.oval:def:112315
oval:org.secpod.oval:def:1901184

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