Vulnerability Monitor

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CVE-2019-5020

An exploitable denial of service vulnerability exists in the object lookup functionality of Yara 3.8.1. A specially crafted binary file can cause a negative value to be read to satisfy an assert, resulting in Denial of Service. An attacker can create a malicious binary to trigger this vulnerability.

Published

2019-07-31T17:15:11.387

Last Modified

2024-11-21T04:44:12.097

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-617
  • Type: Primary
    CWE-617
    CWE-754
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application virustotal yara 3.8.1 Yes
References