CVE-2021-4183 describes a denial-of-service vulnerability in Wireshark 3.6.0, specifically within its pcapng file parser, which can be triggered by a specially crafted capture file. This vulnerability affects Wireshark, Fedora Project, and Oracle products. With a CVSS score of 5.5 (MEDIUM), this vulnerability requires local access and user interaction (e.g., opening a malicious file) to achieve a high impact on availability, leading to a crash. The attack complexity is low. Currently, there is no evidence of active exploitation, and no public exploit code is available on platforms like Metasploit or ExploitDB. The vulnerability has garnered minimal community discussion and media coverage, indicating a low level of public attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.6.0CPE matchmatch criteria | cpe:2.3:a:wireshark:wireshark:3.6.0:*:*:*:*:*:*:* | ||
34CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | ||
35CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | ||
12.2.1.3.0CPE matchmatch criteria | cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:* | ||
12.2.1.4.0CPE matchmatch criteria | cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 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.