CVE-2017-7747
high
CVSS v3
7.5
CVSS v4 NEW
โ
VIR risk
7.5
Description
In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the PacketBB dissector could crash, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-packetbb.c by restricting additions to the protocol tree.
Predictions
Exploit likelihood
83%
Patch ETA
โ
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 โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | 8.0 | affected | |
| debian | bookworm | fixed | 2.2.6+g32dac6a-1 |
| debian | bullseye | fixed | 2.2.6+g32dac6a-1 |
| debian | forky | fixed | 2.2.6+g32dac6a-1 |
| debian | sid | fixed | 2.2.6+g32dac6a-1 |
| debian | trixie | fixed | 2.2.6+g32dac6a-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| wireshark | wireshark | 2.0.0 | |
| wireshark | wireshark | 2.0.1 | |
| wireshark | wireshark | 2.0.2 | |
| wireshark | wireshark | 2.0.3 | |
| wireshark | wireshark | 2.0.4 | |
| wireshark | wireshark | 2.0.5 | |
| wireshark | wireshark | 2.0.6 | |
| wireshark | wireshark | 2.0.7 | |
| wireshark | wireshark | 2.0.8 | |
| wireshark | wireshark | 2.0.9 | |
| wireshark | wireshark | 2.0.10 | |
| wireshark | wireshark | 2.0.11 | |
| wireshark | wireshark | 2.2.0 | |
| wireshark | wireshark | 2.2.1 | |
| wireshark | wireshark | 2.2.2 | |
| wireshark | wireshark | 2.2.3 | |
| wireshark | wireshark | 2.2.4 | |
| wireshark | wireshark | 2.2.5 | |
References
- http://www.securityfocus.com/bid/97638
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13559
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=5cfd52d6629cf8a7ab67c6bacd3431a964f43584
- https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html
- https://www.wireshark.org/security/wnpa-sec-2017-18.html
- https://www.suse.com/security/cve/CVE-2017-7747.html
- https://security-tracker.debian.org/tracker/CVE-2017-7747
CWEs
CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.