kbrain

CVE-2011-3266

LOW · CVSS 2.6EPSS 2.3%EU EUVD

The proto_tree_add_item function in Wireshark 1.6.0 through 1.6.1 and 1.4.0 through 1.4.8, when the IKEv1 protocol dissector is used, allows user-assisted remote attackers to cause a denial of service (infinite loop) via vectors involving a malformed IKE packet and many items in a tree.

Key facts

CVSS score
2.6 (v2.0)
Severity
LOW
CVSS vector
AV:N/AC:H/Au:N/C:N/I:N/A:P
Weakness (CWE)
CWE-399
EPSS score
2.3% (84th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2011-3230)
Published
August 24, 2011
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-3230 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • wireshark / wireshark
  • wireshark / wireshark
  • wireshark / wireshark
  • wireshark / wireshark
  • wireshark / wireshark
  • wireshark / wireshark
  • wireshark / wireshark
  • wireshark / wireshark
  • wireshark / wireshark
  • wireshark / wireshark
  • wireshark / wireshark

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

Query CVEs from your AI assistant

The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.

Add the CVE brain