CVE-2011-3271

Cisco IOS 12.2 and 15.1 - Remote Code Execution or Denial of Service via Crafted TCP Packets to Port 4786

Title source: llm
STIX 2.1

Description

Unspecified vulnerability in the Smart Install functionality in Cisco IOS 12.2 and 15.1 allows remote attackers to execute arbitrary code or cause a denial of service (device crash) via crafted TCP packets to port 4786, aka Bug ID CSCto10165.

References (2)

Core 2
Core References

Scores

EPSS 0.1076
EPSS Percentile 95.4%

Details

Status published
Products (2)
cisco/ios 12.2
cisco/ios 15.1
Published Oct 03, 2011
Tracked Since Feb 18, 2026