Vulnerability Monitor

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CVE-2018-12035

In YARA 3.7.1 and prior, parsing a specially crafted compiled rule file can cause an out of bounds write vulnerability in yr_execute_code in libyara/exec.c.

Published

2018-06-15T16:29:00.373

Last Modified

2024-11-21T03:44:27.733

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	virustotal	yara	≤ 3.7.1	Yes

References

https://bnbdr.github.io/posts/swisscheese/ Exploit, Third Party Advisory ([email protected])
https://github.com/VirusTotal/yara/issues/891 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://github.com/bnbdr/swisscheese Exploit, Third Party Advisory ([email protected])
https://bnbdr.github.io/posts/swisscheese/ Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/VirusTotal/yara/issues/891 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/bnbdr/swisscheese Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)