What’s Vulnerable › Vulnerabilities

CVE-1999-1336

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 1999-08-12 · updated 2026-06-16

Description

3Com HiPer Access Router Card (HiperARC) 4.0 through 4.2.29 allows remote attackers to cause a denial of service (reboot) via a flood of IAC packets to the telnet port.

Affected products

• 3Com Hiperarc: through 4.2.29

References

• http://marc.info/?l=bugtraq&m=93458364903256&w=2
• http://marc.info/?l=bugtraq&m=93492615408725&w=2
• http://www.osvdb.org/6057
• http://marc.info/?l=bugtraq&m=93458364903256&w=2
• http://marc.info/?l=bugtraq&m=93492615408725&w=2
• http://www.osvdb.org/6057

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