CVE-2018-7321 describes a denial-of-service vulnerability in Wireshark versions 2.4.0 through 2.4.4 and 2.2.0 through 2.2.12. This flaw, rated 7.5 HIGH on the CVSS scale, stems from a large loop in the Thrift dissector (packet-thrift.c) that could be triggered by unexpected data types, leading to application crashes. While the vulnerability has a high severity, indicating a network-based attack with low complexity and high availability impact, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.2.0, <= 2.2.12CPE matchmatch criteria | cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:* | ||
>= 2.4.0, <= 2.4.4CPE matchmatch criteria | cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.