CVE-2005-4436 json
Extended Interior Gateway Routing Protocol (EIGRP) 1.2, as implemented in Cisco IOS after 12.3(2), 12.3(3)B, and 12.3(2)T and other product…
published 2005-12-21 20 y ago modified 2026-06-16 4 mo ago also EUVD-2005-4431
- cvss
- 7.8
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.1%
- EPSS 2.1% chance of exploitation in 30 days, percentile 81%
- public exploits
- 0
- none known
Summary
Extended Interior Gateway Routing Protocol (EIGRP) 1.2, as implemented in Cisco IOS after 12.3(2), 12.3(3)B, and 12.3(2)T and other products, allows remote attackers to cause a denial of service by sending a "spoofed neighbor announcement" with (1) mismatched k values or (2) "goodbye message" Type-Length-Value (TLV).
Exploit prediction
2.10% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
References
-
lists.grok.org.uk
/pipermail/full-disclosure/2005-December/040330.html
mailing-list, vendor-advisory
-
securityfocus.com
/bid/15978
vdb-entry
-
vupen.com
/english/advisories/2005/3008
vdb-entry
-
securityfocus.com
/archive/1/419898/100/0/threaded
mailing-list
-
marc.info
/?l=full-disclosure&m=113504451523186&w=2
mailing-list
-
oval.cisecurity.org
/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5454
vdb-entry, signature
-
securitytracker.com
/id?1015382
vdb-entry
Sources
- CVE List CVE-2005-4436
- NVD CVE-2005-4436
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