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 | Exploit Issue Tracking 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/ | |
| https://bnbdr.github.io/posts/extracheese/ | Exploit Third Party Advisory |
| https://github.com/VirusTotal/yara/issues/999 | Exploit Issue Tracking 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
21 Nov 2024, 03:58
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://bnbdr.github.io/posts/extracheese/ - Exploit, Third Party Advisory | |
| References | () https://github.com/VirusTotal/yara/issues/999 - Exploit, Issue Tracking, Third Party Advisory | |
| References | () https://github.com/bnbdr/swisscheese/ - Exploit, Third Party Advisory | |
| References | () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DFFXDAMP6GJ337LIOTVF5I4T6QGMN3ZR/ - |
07 Nov 2023, 02:55
| Type | Values Removed | Values Added |
|---|---|---|
| References |
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Information
Published : 2018-12-17 19:29
Updated : 2024-11-21 03:58
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