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.
CVSS Details
- CVSS 3.0 Base Score: 7.5
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade wireshark | Jul 30, 2024 | Aug 30, 2017 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Aug 29, 2017 |
| Suse | — | Upgrade libwsutil8Upgrade libwiretap7Upgrade libwiretap10Upgrade libwsutil11Upgrade libwireshark13Upgrade wiresharkUpgrade libwireshark9Upgrade wireshark-develUpgrade libwscodecs1Upgrade wireshark-ui-qt | Feb 4, 2022 | Aug 30, 2017 |
| Ubuntu | — | Upgrade wireshark | Nov 19, 2024 | Aug 30, 2017 |
| Wireshark | — | Upgrade to Wireshark version 2.4.1 | Oct 4, 2017 | Aug 30, 2017 |
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