CVE-2017-13764
UnknownEPSS 1.25%
Last modified
CVE-2017-13764 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.25% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wireshark | Wireshark | 2.4.0 |
References
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13925Issue Tracking, Patch, Vendor Advisory
- https://www.wireshark.org/security/wnpa-sec-2017-40.htmlVendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13925Issue Tracking, Patch, Vendor Advisory
- https://www.wireshark.org/security/wnpa-sec-2017-40.htmlVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-13764?
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.
How severe is CVE-2017-13764?
Severity scoring for CVE-2017-13764 is pending analysis. The EPSS model estimates a 1.25% probability of exploitation in the next 30 days.
How do I fix CVE-2017-13764?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2017-13764?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST