CVE-2017-5924
UnknownEPSS 1.60%
Last modified
CVE-2017-5924 is a vulnerability of currently unknown severity. libyara/grammar.y in YARA 3.5.0 allows remote attackers to cause a denial of service (use-after-free and application crash) via a crafted rule that is mishandled in the yr_compiler_destroy function.. EPSS estimates a 1.60% chance of exploitation in the next 30 days.
Description
libyara/grammar.y in YARA 3.5.0 allows remote attackers to cause a denial of service (use-after-free and application crash) via a crafted rule that is mishandled in the yr_compiler_destroy function.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Virustotal | Yara | 3.5.0 |
References
- https://github.com/VirusTotal/yara/commit/7f02eca670f29c00a1d2c305e96febae6ce5d37bPatch, Vendor Advisory
- https://github.com/VirusTotal/yara/issues/593Exploit, Issue Tracking, Patch
- https://github.com/VirusTotal/yara/commit/7f02eca670f29c00a1d2c305e96febae6ce5d37bPatch, Vendor Advisory
- https://github.com/VirusTotal/yara/issues/593Exploit, Issue Tracking, Patch
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-5924?
libyara/grammar.y in YARA 3.5.0 allows remote attackers to cause a denial of service (use-after-free and application crash) via a crafted rule that is mishandled in the yr_compiler_destroy function.
How severe is CVE-2017-5924?
Severity scoring for CVE-2017-5924 is pending analysis. The EPSS model estimates a 1.60% probability of exploitation in the next 30 days.
How do I fix CVE-2017-5924?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2017-5924?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST