CVE-2007-4286 EXPLOIT
9.3
HIGH · CVSS 2.0 · EPSS 19.4% (pctl 97)
Patch early
A public exploit exists.
Description
Buffer overflow in the Next Hop Resolution Protocol (NHRP) functionality in Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service (restart) and execute arbitrary code via a crafted NHRP packet.
Scoring
| CVSS | 9.3 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:M/Au:N/C:C/I:C/A:C |
| EPSS | 19.41% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2007-08-09 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| cisco | ios |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Cisco IOS Next Hop Resolution Protocol (NHRP) - Denial of Service | 2007-08-09 |
References
- http://secunia.com/advisories/26360
- http://www.cisco.com/en/US/products/products_security_advisory09186a008089963b.shtml
- http://www.kb.cert.org/vuls/id/201984
- http://www.securityfocus.com/archive/1/475931/100/0/threaded
- http://www.securityfocus.com/bid/25238
- http://www.securitytracker.com/id?1018535
- http://www.vupen.com/english/advisories/2007/2818
- https://exchange.xforce.ibmcloud.com/vulnerabilities/35889
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5675
- http://secunia.com/advisories/26360
- http://www.cisco.com/en/US/products/products_security_advisory09186a008089963b.shtml
- http://www.kb.cert.org/vuls/id/201984
- http://www.securityfocus.com/archive/1/475931/100/0/threaded
- http://www.securityfocus.com/bid/25238
- http://www.securitytracker.com/id?1018535
- http://www.vupen.com/english/advisories/2007/2818
- https://exchange.xforce.ibmcloud.com/vulnerabilities/35889
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5675
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