A vulnerability in the Session Initiation Protocol (SIP) on the Cisco TelePresence Video…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
A vulnerability in the Session Initiation Protocol (SIP) on the Cisco TelePresence Video Communication Server (VCS) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on the targeted appliance. The vulnerability is due to excessive SIP traffic sent to the device. An attacker could exploit this vulnerability by transmitting large volumes of SIP traffic to the VCS. An exploit could allow the attacker to cause a complete DoS condition on the targeted system. Cisco Bug IDs: CSCve32897.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Cisco | TelePresence Video Communication Server (VCS) | all versions | — | No fix listed | CNA |
- TelePresence Video Communication Server (VCS) VendorCisco Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7:*:*:*:*:*:*:* | x8.7 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7.1:*:*:*:*:*:*:* | x8.7.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7.2:*:*:*:*:*:*:* | x8.7.2 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7.3:*:*:*:*:*:*:* | x8.7.3 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:telepresence_video_communication_server:x8.8:*:*:*:*:*:*:* | x8.8 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:telepresence_video_communication_server:x8.9:*:*:*:*:*:*:* | x8.9 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7:*:*:*:*:*:*:* Versions x8.7 Vulnerable ·Cisco
- cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7.1:*:*:*:*:*:*:* Versions x8.7.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7.2:*:*:*:*:*:*:* Versions x8.7.2 Vulnerable ·Cisco
- cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7.3:*:*:*:*:*:*:* Versions x8.7.3 Vulnerable ·Cisco
- cpe:2.3:a:cisco:telepresence_video_communication_server:x8.8:*:*:*:*:*:*:* Versions x8.8 Vulnerable ·Cisco
- cpe:2.3:a:cisco:telepresence_video_communication_server:x8.9:*:*:*:*:*:*:* Versions x8.9 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-6790
- 2026-10-03 Alias added: GHSA-mq47-xg5g-jxq9
References
More Cisco Telepresence Video Communication Server vulnerabilities
- TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
- TI-2023-06915 Code injection in Cisco TelePresence Video Communication Server Expressway CVSS 3.1HIGH 7.2
- TI-2019-01468 Improper input validation in Cisco TelePresence Video Communication Server CVSS 3.0HIGH 8.6
- TI-2022-05314 Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities CVSS 3.1CRITICAL 9.0
- TI-2022-05313 Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities CVSS 3.1CRITICAL 9.0
- TI-2022-05371 Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities CVSS 3.1CRITICAL 9.0
Sources
- CVE-2017-6790 · CVE Program
- CVE-2017-6790 · NVD
- FIRST EPSS
- GHSA-mq47-xg5g-jxq9 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences