Vulnerability identifier: #VU38691
Vulnerability risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-119
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
YARA
Server applications /
Server solutions for antivurus protection
Vendor: VirusTotal
Description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
Heap buffer overflow in the yr_object_array_set_item() function in object.c in YARA 3.x allows a denial-of-service attack by scanning a crafted .NET file.
Mitigation
Install update from vendor's website.
Vulnerable software versions
YARA: 3.0.0 - 3.6.3
External links
http://github.com/VirusTotal/yara/commit/4a342f01e5439b9bb901aff1c6c23c536baeeb3f
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.