Vulnerability CVE-2017-8294
Published: 2017-04-27   Modified: 2017-04-28

Description:
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.

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Virustotal -> YARA 

 References:
http://www.securityfocus.com/bid/98072
https://github.com/VirusTotal/yara/commit/83d799804648c2a0895d40a19835d9b757c6fa4e
https://github.com/VirusTotal/yara/issues/646
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