CVE-2002-0454: Qualcomm Qpopper

Medium severity, CVSS 5.0. EPSS: 5.2% chance of exploitation in the next 30 days.

Qpopper (aka in.qpopper or popper) 4.0.3 and earlier allows remote attackers to cause a denial of service (CPU consumption) via a very large string, which causes an infinite loop.

Affected products

• Qualcomm Qpopper: version 4.0 only; version 4.0.1 only; version 4.0.2 only; version 4.0.3 only

Published 2002-08-12. Last modified 2026-06-16.