SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-18226

In Wireshark 2.6.0 to 2.6.3, the Steam IHS Discovery dissector could consume system memory.

HIGH 7.5EPSS 3.17%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.17%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
3.17% probability · 87th percentile
CISA KEV
Not listed
Weakness
CWE-772
Affected
wireshark/wireshark · debian/debian linux
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.