Integer overflow in Cisco Cyber Vision
CVE-2022-20685
A vulnerability in the Modbus preprocessor of the Snort detection engine could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to an integer overflow…
Vulnerability class: Integer Overflow
EPSS: 0.005 (66.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Cisco Cyber Vision — versions 3.0.0, 3.0.2, 3.0.3
- Cisco Firepower Threat Defense Software — versions 6.2.3.14, 6.4.0.1, 6.2.3.7
- Cisco Utd Snort Ips Engine Software — versions 3.17.1S, 16.12.3, Fuji-16.9.5
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cisco-sa-snort-dos-9D3hJLuj
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sna-xss-NXOxDhRQ</a></p><p><strong>Attention</strong>: Simplifying the Cisco portfolio includes the renaming of security products under one brand: Cisco Secure. For more information, see <a href="https://www.cisco.com/c/en/us/products/security/secure-names.html">Meet Cisco Secure
Frequently asked questions
- What is CVE-2022-20685?
- CVE-2022-20685 is a high-severity vulnerability in Cisco Cyber Vision, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2024-11-15.
- How severe is CVE-2022-20685?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-20685 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.