CVE-2000-0333 json
tcpdump, Ethereal, and other sniffer packages allow remote attackers to cause a denial of service via malformed DNS packets in which a jump…
published 1999-05-31 27 y ago modified 2026-06-16 4 mo ago also EUVD-2000-0332
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 7.6%
- EPSS 7.6% chance of exploitation in 30 days, percentile 94%
- public exploits
- 2
- Exploit-DB
Summary
tcpdump, Ethereal, and other sniffer packages allow remote attackers to cause a denial of service via malformed DNS packets in which a jump offset refers to itself, which causes tcpdump to enter an infinite loop while decompressing the packet.
Patch / fix
- securityfocus.com/bid/1165 advisory
Timeline
- First public exploit (EDB-19892)
- Published
Exploit prediction
7.58% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-19892 Ethereal 0.8.4/0.8.5/0.8.6 / tcpdump 3.4/3.5 alpha - DNS Decode (2) remote, 1999-05-31
- EDB-19891 Ethereal 0.8.4/0.8.5/0.8.6 / tcpdump 3.4/3.5 alpha - DNS Decode (1) remote, 1999-05-31
- securityfocus.com http://www.securityfocus.com/bid/1165 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
References
-
securityfocus.com
/bid/1165
vdb-entry, exploit, patch, vendor-advisory
-
securityfocus.com
/templates/archive.pike?list=1&msg=Pine.SOL.4.10.10005021942380.2077-100000%40paranoia.pgci.ca
mailing-list
Sources
- CVE List CVE-2000-0333
- NVD CVE-2000-0333
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.