CVE-2017-6630 json
A vulnerability in the Session Initiation Protocol (SIP) implementation of Cisco IP Phone 8851 11.0(0.1) could allow an unauthenticated, re…
published 2017-05-22 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-15684
- cvss
- 5.3
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.4%
- EPSS 2.4% chance of exploitation in 30 days, percentile 83%
- public exploits
- 0
- none known
Summary
A vulnerability in the Session Initiation Protocol (SIP) implementation of Cisco IP Phone 8851 11.0(0.1) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to an abnormal SIP message. An attacker could exploit this vulnerability by manipulating the CANCEL packet. An exploit could allow the attacker to cause a disruption of service to the phone. Cisco Bug IDs: CSCvc34795.
Exploit prediction
2.37% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| NVD | 2.0 | 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
Affected products
- n/a Cisco IP Phone 8851
Classification
- Weakness
-
- CWE-399 Resource Management Errors
References
-
tools.cisco.com
/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170517-sip
vendor-advisory
-
securitytracker.com
/id/1038511
vdb-entry
-
securityfocus.com
/bid/98533
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2017-6630
- NVD CVE-2017-6630
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