CVE-2018-20353 is a critical use-after-free vulnerability affecting Cesanta Mongoose Embedded Web Server Library versions 6.13 and earlier. This flaw, stemming from an invalid 8-byte read during a "NULL test" in the mg_http_get_proto_data function, allows for a denial of service or remote code execution. With a CVSS score of 9.8, it presents a high risk due to its network-based attack vector, low attack complexity, and potential for complete compromise of confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 6.13CPE matchmatch criteria | cpe:2.3:a:cesanta:mongoose:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.