Vulnerability Description
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.
CVSS Score
7.8
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Virustotal | Yara | <= 3.7.1 |
Related Weaknesses (CWE)
References
- https://bnbdr.github.io/posts/swisscheese/ExploitThird Party Advisory
- https://github.com/VirusTotal/yara/issues/891Issue TrackingPatchThird Party Advisory
- https://github.com/bnbdr/swisscheeseExploitThird Party Advisory
- https://bnbdr.github.io/posts/swisscheese/ExploitThird Party Advisory
- https://github.com/VirusTotal/yara/issues/891Issue TrackingPatchThird Party Advisory
- https://github.com/bnbdr/swisscheeseExploitThird Party Advisory
FAQ
What is CVE-2018-12035?
CVE-2018-12035 is a vulnerability with a CVSS score of 7.8 (HIGH). 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.
How severe is CVE-2018-12035?
CVE-2018-12035 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-12035?
Check the references section above for vendor advisories and patch information. Affected products include: Virustotal Yara.