In YARA 3.8.1, bytecode in a specially crafted compiled rule can read uninitialized data from VM scratch memory in libyara/exec.c. This can allow attackers to discover addresses in the real stack (not the YARA virtual stack).
References
Link | Resource |
---|---|
https://bnbdr.github.io/posts/extracheese/ | Exploit Third Party Advisory |
https://github.com/VirusTotal/yara/issues/999 | Issue Tracking Exploit Third Party Advisory |
https://github.com/bnbdr/swisscheese/ | Exploit Third Party Advisory |
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DFFXDAMP6GJ337LIOTVF5I4T6QGMN3ZR/ |
Configurations
History
No history.
Information
Published : 2018-12-17 19:29
Updated : 2024-02-04 20:03
NVD link : CVE-2018-19974
Mitre link : CVE-2018-19974
CVE.ORG link : CVE-2018-19974
JSON object : View
Products Affected
virustotal
- yara
CWE
CWE-908
Use of Uninitialized Resource