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TI-2000-00339 Aliases CVE-2000-0339GHSA-g3hr-wqqr-vrqq

ZoneAlarm 2.1.10 and earlier does not filter UDP packets with a source port of 67, which…

Priority MEDIUM 43Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
Partial · Partial · Partial
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

ZoneAlarm 2.1.10 and earlier does not filter UDP packets with a source port of 67, which allows remote attackers to bypass the firewall rules.

Why it matters now

EPSS 0.07258 94th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:zonelabs:zonealarm:*:*:*:*:*:*:*:*up to 2.2.10VulnerableZonelabs
  • cpe:2.3:a:zonelabs:zonealarm:*:*:*:*:*:*:*:* Versions up to 2.2.10 Vulnerable ·Zonelabs

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2000-0339
  2. 2026-10-03 Alias added: GHSA-g3hr-wqqr-vrqq

References

Other 1

  • TI-2004-00278 Stack-based buffer overflow in the SMTP service support in vsmon.exe in Zone Labs… CVSS 2.0HIGH 10.0
  • TI-2005-01601 Integer overflow in Computer Associates Vet Antivirus library, as used by CA InoculateIT… CVSS 2.0HIGH 10.0
  • TI-2005-03381 Zone Labs (1) ZoneAlarm Pro 6.0, (2) ZoneAlarm Internet Security Suite 6.0, (3) ZoneAlarm… CVSS 2.0HIGH 7.5
  • TI-2003-01209 The DeviceIoControl function in the TrueVector Device Driver (VSDATANT) in ZoneAlarm… CVSS 2.0HIGH 10.0
  • TI-2002-01916 ZoneAlarm Pro 3.0 MailSafe allows remote attackers to bypass filtering and possibly… CVSS 2.0HIGH 7.5
  • TI-2004-01809 ZoneAlarm Pro 4.5.538.001 and possibly other versions allows remote attackers to bypass… CVSS 2.0HIGH 7.5
See all 19 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences