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CVE-1999-0006

Critical Vulnerability: CVE-1999-0006 — qualcomm — qpopper

Buffer overflow in POP servers based on BSD/Qualcomm's qpopper allows remote attackers to gain root access using a long PASS command.

Thursday, April 16, 2026qualcommVulnios Threat Intelligence
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Executive Summary

Buffer overflow in POP servers based on BSD/Qualcomm's qpopper allows remote attackers to gain root access using a long PASS command.

Why It Matters

CVE-1999-0006 is rated CRITICAL severity, requiring immediate attention from security teams.

CVSS Base Score: 9.8/10

Affected Technologies

Vendors: qualcomm

Products: qpopper

🛡️What Defenders Should Check

  • Check if you are affected — Review your asset inventory for products listed in CVE-1999-0006.
  • Apply available patches — Visit vendor advisories for the latest security updates.
  • Monitor for exploitation — Check your SIEM/IDS logs for related indicators.

    • Use Vulnios to continuously monitor your exposure to CVE-1999-0006 and similar vulnerabilities.

    References & Sources

  • ftp://patches.sgi.com/support/free/security/advisories/19980801-01-I
  • http://www.securityfocus.com/bid/133
  • ftp://patches.sgi.com/support/free/security/advisories/19980801-01-I
  • http://www.securityfocus.com/bid/133

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    Affected Products

    qpopper

    Sources

    critical

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