CVE-2017-6721

medium Cisco
CVSS v3 Base Score
5.3
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS Score
0.8%
Exploitation probability in 30 days
Top 25% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Published: July 4, 2017 (3236 days ago)
Last Modified: May 13, 2026
Vendor: Cisco
Source: NVD

Description

A vulnerability in the ingress processing of fragmented TCP packets by Cisco Wide Area Application Services (WAAS) could allow an unauthenticated, remote attacker to cause the WAASNET process to restart unexpectedly, causing a denial of service (DoS) condition. More Information: CSCvc57428. Known Affected Releases: 6.3(1). Known Fixed Releases: 6.3(0.143) 6.2(3c)6 6.2(3.22).

CWE

CWE-20

Affected Products

cisco wide area application services

References

🔗 www.securityfocus.com 🔗 www.securitytracker.com 🔗 tools.cisco.com 🔗 www.securityfocus.com 🔗 www.securitytracker.com