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CVE-2007-0961

22
FAUCET Score

CVE-2007-0961 is a denial-of-service vulnerability affecting Cisco PIX 500 and ASA 5500 Series Security Appliances, as well as the FWSM, when the "inspect sip" option is enabled. Remote attackers can trigger a device reboot by sending malformed SIP packets. With a CVSS score of 7.8, this vulnerability is considered high severity due to its network-based attack vector, low complexity, and complete availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
6.3CPE matchmatch criteria
cpe:2.3:h:cisco:asa_5500:6.3:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:h:cisco:asa_5500:7.0:*:*:*:*:*:*:*
7.1CPE matchmatch criteria
cpe:2.3:h:cisco:asa_5500:7.1:*:*:*:*:*:*:*
7.2CPE matchmatch criteria
cpe:2.3:h:cisco:asa_5500:7.2:*:*:*:*:*:*:*
6.3CPE matchmatch criteria
cpe:2.3:o:cisco:pix_firewall_software:6.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.8HIGH

AV:N/AC:L/Au:N/C:N/I:N/A:C

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.24%
Probability of exploitation in next 30 days
EPSS Percentile
87.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0324 is in the 77th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

osvdb.org / 33054
secunia.com / advisories/24160
Vendor Advisory
secunia.com / advisories/24179
secunia.com / advisories/24180
PatchVendor Advisory
securitytracker.com / id
Patch
exchange.xforce.ibmcloud.com / vulnerabilities/32487
exchange.xforce.ibmcloud.com / vulnerabilities/32501
cisco.com / en/US/products/products_security_advisory09186a00807e2481.shtml
PatchVendor Advisory
cisco.com / en/US/products/products_security_advisory09186a00807e2484.shtml
PatchVendor Advisory
kb.cert.org / vuls/id/430969
US Government Resource
securityfocus.com / bid/22561
securityfocus.com / bid/22562
securitytracker.com / id
vupen.com / english/advisories/2007/0608