CVE-2017-17997
UnknownEPSS 1.78%
Last modified
CVE-2017-17997 is a vulnerability of currently unknown severity. In Wireshark before 2.2.12, the MRDISC dissector misuses a NULL pointer and crashes. This was addressed in epan/dissectors/packet-mrdisc.c by validating an IPv4 address. EPSS estimates a 1.78% chance of exploitation in the next 30 days.
Description
In Wireshark before 2.2.12, the MRDISC dissector misuses a NULL pointer and crashes. This was addressed in epan/dissectors/packet-mrdisc.c by validating an IPv4 address. This vulnerability is similar to CVE-2017-9343.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wireshark | Wireshark | <= 2.2.11 |
| Debian | Debian Linux | 8.0 |
References
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14299Issue Tracking, Patch, Vendor Advisory
- https://code.wireshark.org/review/#/c/25063/Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2019/01/msg00010.htmlMailing List, Third Party Advisory
- https://www.wireshark.org/security/wnpa-sec-2018-02.htmlVendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14299Issue Tracking, Patch, Vendor Advisory
- https://code.wireshark.org/review/#/c/25063/Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2019/01/msg00010.htmlMailing List, Third Party Advisory
- https://www.wireshark.org/security/wnpa-sec-2018-02.htmlVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-17997?
In Wireshark before 2.2.12, the MRDISC dissector misuses a NULL pointer and crashes. This was addressed in epan/dissectors/packet-mrdisc.c by validating an IPv4 address. This vulnerability is similar to CVE-2017-9343.
How severe is CVE-2017-17997?
Severity scoring for CVE-2017-17997 is pending analysis. The EPSS model estimates a 1.78% probability of exploitation in the next 30 days.
How do I fix CVE-2017-17997?
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-2017-17997?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST