CVE-2007-4430 json
Unspecified vulnerability in Cisco IOS 12.0 through 12.4 allows context-dependent attackers to cause a denial of service (device restart an…
published 2007-08-20 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-4413
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 13.3%
- EPSS 13.3% chance of exploitation in 30 days, percentile 96%
- public exploits
- 1
- Exploit-DB
Summary
Unspecified vulnerability in Cisco IOS 12.0 through 12.4 allows context-dependent attackers to cause a denial of service (device restart and BGP routing table rebuild) via certain regular expressions in a "show ip bgp regexp" command. NOTE: unauthenticated remote attacks are possible in environments with anonymous telnet and Looking Glass access.
Timeline
- First public exploit (EDB-30506)
- Published
Exploit prediction
13.28% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-30506 Cisco IOS 12.3 - Show IP BGP Regexp Remote Denial of Service dos, 2007-08-17
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-20 Improper Input Validation
- Technology feeds
References
-
cisco.com
/en/US/products/products_security_response09186a00808bb91c.html
vendor-advisory
-
secunia.com
/advisories/26798
third-party-advisory, vendor-advisory
-
vupen.com
/english/advisories/2007/3136
vdb-entry, vendor-advisory
-
securityfocus.com
/bid/25352
vdb-entry
-
securitytracker.com
/id?1018685
vdb-entry
-
puck.nether.net
/pipermail/cisco-nsp/2007-August/043002.html
mailing-list
- heise-security.co.uk /news/94526/
-
puck.nether.net
/pipermail/cisco-nsp/2007-August/043010.html
mailing-list
- forum.cisco.com /eforum/servlet/NetProf?page=netprof&forum=Network%20Infrastructure&topic=WAN%2C%20Routing%20and%20Switching&C
Sources
- CVE List CVE-2007-4430
- NVD CVE-2007-4430
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.