Home/CVE/In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the SLSK dissector could go into an infinite loop, triggered by packet
CVE

CVE-2017-7746

In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the SLSK dissector could go into an infinite loop, triggered by packet

In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the SLSK dissector could go into an infinite loop, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-slsk.c by adding checks for the remaining length.

HIGH · CVSS 7.5 EPSS 0.02045
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')
▤

Affected Products & Versions

2
wiresharkall versions
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 NVD12 Apr 2017 · 11:59 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

3
suse-csafopenSUSE-SU-2024:11513-1
suse-csafSUSE-SU-2017:1442-1
suse-csafSUSE-SU-2017:1174-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/97635Third Party AdvisoryVDB Entry
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13576Issue 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-2017-19.htmlVendor Advisory
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