CVE-2008-4682
Description
wtap.c in Wireshark 0.99.7 through 1.0.3 allows remote attackers to cause a denial of service (application abort) via a malformed Tamos CommView capture file (aka .ncf file) with an "unknown/unexpected packet type" that triggers a failed assertion.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
Wireshark 1.0.x - '.ncf' Packet Capture Local Denial of Service
Wireshark 1.0.x .ncf local denial of service
author: Shinnok
Description
Wireshark 1.0.x crashes as a result of a failed assertion when dealing
with a malformed Tamosoft CommView .ncf packet capture:
Err file wtap.c: line 620 (wtap_read): assertion failed:
(wth->phdr.pkt_encap != WTAP_ENCAP_PER_PACKET)
https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/6622.ncf (2008-wireshark.ncf)
# milw0rm.com [2008-09-29]OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1.0.4-1 |
| sid | Fixed | 1.0.4-1 |
| forky | Fixed | 1.0.4-1 |
| bullseye | Fixed | 1.0.4-1 |
| bookworm | Fixed | 1.0.4-1 |
References
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.