HIGH
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
Published Aug 9, 2007
9.3
HIGHCVSS 2.0
EPSS 19.41%
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.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
9.3 HIGH NVD
AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
19.41% 0.19407
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.19407
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 19.41% (0.19407) | 97.28th | v5 (v2026.06.15) |
| Jun 15, 2026 | 19.41% (0.19407) | 97.00th | v5 (v2026.06.15) |
| Mar 30, 2025 | 62.64% (0.62640) | 98.22th | v4 (v2025.03.14) |
| Mar 29, 2025 | 59.35% (0.59347) | 97.47th | v4 (v2025.03.14) |
| Mar 19, 2025 | 62.64% (0.62640) | 98.18th | v4 (v2025.03.14) |
| Mar 17, 2025 | 63.84% (0.63836) | 98.26th | v4 (v2025.03.14) |
| Dec 17, 2024 | 58.44% (0.58437) | 97.86th | v3 (v2023.03.01) |
| Nov 12, 2024 | 90.28% (0.90277) | 98.93th | v3 (v2023.03.01) |
| Oct 4, 2024 | 87.15% (0.87152) | 98.70th | v3 (v2023.03.01) |
| Jun 12, 2024 | 89.38% (0.89384) | 98.76th | v3 (v2023.03.01) |
| May 5, 2024 | 90.61% (0.90611) | 98.80th | v3 (v2023.03.01) |
| Mar 28, 2024 | 90.69% (0.90693) | 98.77th | v3 (v2023.03.01) |
| Oct 29, 2023 | 91.76% (0.91759) | 98.60th | v3 (v2023.03.01) |
| Mar 7, 2023 | 92.31% (0.92314) | 98.37th | v3 (v2023.03.01) |
| Mar 6, 2023 | 47.04% (0.47040) | 98.57th | v2 (v2022.01.01) |
| Feb 4, 2022 | 47.04% (0.47040) | 98.05th | v2 (v2022.01.01) |
Weaknesses (1)
References (9)
- http://secunia.com/advisories/26360 third-party-advisoryx_refsource_SECUNIA
- http://www.cisco.com/en/US/products/products_security_advisory09186a008089963b.shtml vendor-advisoryx_refsource_CISCO
- http://www.kb.cert.org/vuls/id/201984 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.securityfocus.com/archive/1/475931/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/25238 vdb-entryx_refsource_BIDExploit
- http://www.securitytracker.com/id?1018535 vdb-entryx_refsource_SECTRACK
- http://www.vupen.com/english/advisories/2007/2818 vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/35889 vdb-entryx_refsource_XF
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5675 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/26360 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.cisco.com/en/US/products/products_security_advisory09186a008089963b.shtml | vendor-advisoryx_refsource_CISCO | |
| http://www.kb.cert.org/vuls/id/201984 | third-party-advisoryx_refsource_CERT-VNUS Government Resource | |
| http://www.securityfocus.com/archive/1/475931/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/25238 | vdb-entryx_refsource_BIDExploit | |
| http://www.securitytracker.com/id?1018535 | vdb-entryx_refsource_SECTRACK | |
| http://www.vupen.com/english/advisories/2007/2818 | vdb-entryx_refsource_VUPEN | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/35889 | vdb-entryx_refsource_XF | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5675 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 9, 2007
Updated Aug 7, 2024
Reserved Aug 9, 2007
Link CVE-2007-4286
CISA Vulnrichment
Updated n/a