HIGH · 7.5

CVE-2018-18226

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 approac...

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
WiresharkWireshark>= 2.6.0, <= 2.6.3
DebianDebian Linux9.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2018-18226?

CVE-2018-18226 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 approac...

How severe is CVE-2018-18226?

CVE-2018-18226 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-18226?

Check the references section above for vendor advisories and patch information. Affected products include: Wireshark Wireshark, Debian Debian Linux.