CVE-2000-0339
ZoneAlarm 2.1.10 and earlier does not filter UDP packets with a source port of 67, which allows...
CVE-2000-0339 is a high vulnerability (CVSS 7.5) in Zonelabs Zonealarm, published April 24, 2000. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 7.26%, the 94th percentile. No source names a fixed version.
- Severity
- 7.5 HighCVSS 2.0, NVD
- Exploit chance
- 7.26%EPSS, 94th percentile
- Exploitation
- None known1 public exploit
- Fixed in
- No fix listedNo source names one
Description
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.
Exploit likelihood
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Zone Labs ZoneAlarm 2.1 Personal Firewall - Port 67 | 2000-04-24 |
What each source reports
NVD Score used
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.
- Record
CVE-2000-0339- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE ListNo score
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.
- Record
CVE-2000-0339- Updated
- 2026-11-02
EUVDEUVD-2000-0338No score
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.
- Record
EUVD-2000-0338- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g3hr-wqqr-vrqqNo score
ZoneAlarm 2.1.10 and earlier does not filter UDP packets with a source port of 67, which allows...
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.
- Record
GHSA-g3hr-wqqr-vrqq- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
securityfocus.com/templates/archive.pike?list=1&msg=20000421044123.2353.qmail%40securityfocus.com
osvdb.org/1294
nvd.nist.gov/vuln/detail/CVE-2000-0339
github.com/advisories/GHSA-g3hr-wqqr-vrqq