CVE-2017-13764
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
In Wireshark 2.4.0, the Modbus dissector could crash with a NULL pointer dereference. This was addressed in epan/dissectors/packet-mbtcp.c by adding length validation.
Predictions
Exploit likelihood
83%
Patch ETA
—
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.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 2.4.1-1 |
| debian | bullseye | fixed | 2.4.1-1 |
| debian | forky | fixed | 2.4.1-1 |
| debian | sid | fixed | 2.4.1-1 |
| debian | trixie | fixed | 2.4.1-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| wireshark | wireshark | 2.4.0 | |
References
- http://www.securityfocus.com/bid/100545
- http://www.securitytracker.com/id/1039254
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13925
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=b87ffbd12bddf64582c0a6e082b462744474de94
- https://www.wireshark.org/security/wnpa-sec-2017-40.html
- https://www.suse.com/security/cve/CVE-2017-13764.html
- https://security-tracker.debian.org/tracker/CVE-2017-13764
CWEs
CWE-476
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.