CVE-2007-3923
The Common Internet File System (CIFS) optimization in Cisco Wide Area Application Services (WAAS...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2007-3923- CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2007-3923- Updated
- 2026-11-02
EUVDEUVD-2007-3907 No score
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.
- Record
EUVD-2007-3907- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fv75-9f4p-j7c2 No score
The Common Internet File System (CIFS) optimization in Cisco Wide Area Application Services (WAAS...
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.
- Record
GHSA-fv75-9f4p-j7c2- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| aliases, references, title | GitHub Advisories | |
| first indexed | CVE List, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2007-3923 is a high vulnerability (CVSS 7.8) in Cisco Wide Area Application Services, published July 21, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.98%, the 80th percentile. No source names a fixed version.
References
cisco.com/warp/public/707/cisco-sa-20070718-waas.shtml
vupen.com/english/advisories/2007/2572
securityfocus.com/bid/24956
osvdb.org/36120
exchange.xforce.ibmcloud.com/vulnerabilities/35477
securitytracker.com/id?1018416
secunia.com/advisories/26122
nvd.nist.gov/vuln/detail/CVE-2007-3923
github.com/advisories/GHSA-fv75-9f4p-j7c2