PT-2017-17273 · Cisco · Cisco Wide Area Application Services

Published 2017-07-04 · Updated 2017-07-07 · CVE-2017-6721

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Name of the Vulnerable Software and Affected Versions Cisco Wide Area Application Services (WAAS) version 6.3(1)

Description A vulnerability in the ingress processing of fragmented TCP packets could allow an unauthenticated, remote attacker to cause the WAASNET process to restart unexpectedly, causing a denial of service (DoS) condition.

Recommendations For Cisco Wide Area Application Services (WAAS) version 6.3(1), update to version 6.3(0.143) or 6.2(3c)6 or 6.2(3.22) to resolve the issue.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2017-6721

Affected Products

Cisco Wide Area Application Services

References · 5

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-waas · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-6721 · Security Note
• https://osv.dev/vulnerability/CVE-2017-6721 · Vendor Advisory
• http://securityfocus.com/bid/99200 · Note
• http://securitytracker.com/id/1038747 · Note