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Unrated severityNVD Advisory· Published Sep 27, 1998· Updated Apr 16, 2026

CVE-1999-1228

CVE-1999-1228

Description

Various modems that do not implement a guard time, or are configured with a guard time of 0, can allow remote attackers to execute arbitrary modem commands such as ATH, ATH0, etc., via a "+++" sequence that appears in ICMP packets, the subject of an e-mail message, IRC commands, and others.

Affected products

4
  • Logicode/Quicktel
    cpe:2.3:a:logicode:quicktel:28.8:*:*:*:*:*:*:*
  • Diamond/Supra2 versions
    cpe:2.3:h:diamond:supra:33.6:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:h:diamond:supra:33.6:*:*:*:*:*:*:*
    • cpe:2.3:h:diamond:supra:v.90:*:*:*:*:*:*:*
  • Us Robotics/Us Robotics
    cpe:2.3:h:us_robotics:us_robotics:33.6:*:*:*:*:*:*:*

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

3

News mentions

0

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