VulnerabilityModified
CVE-2016-10211
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_parser_lookup_loop_variable function.
HIGH 7.5EPSS 1.59%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.59%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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_parser_lookup_loop_variable function.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.59% probability · 74th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- virustotal/yara
- Source
- cve@mitre.org
References
- http://www.securityfocus.com/bid/98078
- https://github.com/VirusTotal/yara/commit/890c3f850293176c0e996a602ffa88b315f4e98fPatch, Vendor Advisory
- https://github.com/VirusTotal/yara/issues/575Exploit, Issue Tracking, Patch
- http://www.securityfocus.com/bid/98078
- https://github.com/VirusTotal/yara/commit/890c3f850293176c0e996a602ffa88b315f4e98fPatch, Vendor Advisory
- https://github.com/VirusTotal/yara/issues/575Exploit, Issue Tracking, Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.