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Fencer Intel
critical 9.3

CVE-2007-4286 in the critical feed json

Buffer overflow in the Next Hop Resolution Protocol (NHRP) functionality in Cisco IOS 12.0 through 12.4 allows remote attackers to cause a…

published 19y ago modified 4mo ago also EUVD-2007-4269

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
19.4%
EPSS 19.4% chance of exploitation in 30 days, percentile 97%
public exploits
1
Exploit-DB

Summary

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.

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Timeline

  1. First public exploit (EDB-4272)
  2. Published

Exploit prediction

19.41% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-14).

Exploits and checks

  • EDB-4272 Cisco IOS Next Hop Resolution Protocol (NHRP) - Denial of Service dos, 2007-08-09
  • securityfocus.com http://www.securityfocus.com/bid/25238 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Technology feeds

References

Sources

Fencer Intel 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.