Home/CVE/In Wireshark before 2.2.12, the MRDISC dissector misuses a NULL pointer and crashes. This was addressed in epan/dissecto
CVE

CVE-2017-17997

In Wireshark before 2.2.12, the MRDISC dissector misuses a NULL pointer and crashes. This was addressed in epan/dissecto

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.

HIGH · CVSS 7.5 EPSS 0.00706
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

2
wireshark<= 2.2.11
debian linuxall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD30 Dec 2017 · 07:29 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

2
suse-csafSUSE-SU-2018:0867-1
suse-csafSUSE-SU-2018:0811-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14299Issue TrackingPatchVendor Advisory
https://code.wireshark.org/review/#/c/25063/Issue TrackingPatchVendor Advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git
https://lists.debian.org/debian-lts-announce/2019/01/msg00010.htmlMailing ListThird Party Advisory
https://www.wireshark.org/security/wnpa-sec-2018-02.htmlVendor Advisory
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