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CVE-2007-3923

HIGH · CVSS 7.8EPSS 2.0%EU EUVD

The Common Internet File System (CIFS) optimization in Cisco Wide Area Application Services (WAAS) 4.0.7 and 4.0.9, as used by Cisco WAE appliance and the NM-WAE-502 network module, when Edge Services are configured, allows remote attackers to cause a denial of service (loss of service) via a flood of TCP SYN packets to port (1) 139 or (2) 445.

Key facts

CVSS score
7.8 (v2.0)
Severity
HIGH
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS score
2.0% (81th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2007-3907)
Published
July 21, 2007
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2007-3907 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • cisco / wide area application engine
  • cisco / wide area application engine nm-wae-502
  • cisco / wide area application services
  • cisco / wide area application services

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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