CVE-2018-18226
HIGH severity · CVSS 7.5 · CWE-772
7.5CVSS HIGH
Summary
In Wireshark 2.6.0 to 2.6.3, the Steam IHS Discovery dissector could consume system memory. This was addressed in epan/dissectors/packet-steam-ihs-discovery.c by changing the memory-management approach.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)3%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15171 ↗
Additional information
- NVD record
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15171Patch
- https://www.wireshark.org/security/wnpa-sec-2018-48.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
- http://www.securityfocus.com/bid/105583Advisory
- http://www.securitytracker.com/id/1041909Advisory
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=6e920ddc3cad2886ef07ca1a8e50e2a5c50986f7
- https://www.debian.org/security/2018/dsa-4359Advisory