CVE-2018-16526 is a critical buffer overflow vulnerability affecting Amazon Web Services FreeRTOS up to version 1.3.1, FreeRTOS up to V10.0.1 (with FreeRTOS+TCP), and WITTENSTEIN WHIS Connect middleware TCP/IP component. This flaw, residing in the usGenerateProtocolChecksum and prvProcessIPPacket functions, allows remote attackers to leak information or execute arbitrary code. With a CVSS score of 8.1 (High), the vulnerability is remotely exploitable with high impact on confidentiality, integrity, and availability, though requiring high attack complexity. Despite its severity and media coverage, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or inclusion in CISA's KEV catalog, with limited community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.3.1CPE matchmatch criteria | cpe:2.3:a:amazon:amazon_web_services_freertos:*:*:*:*:*:*:*:* | ||
<= 10.0.1CPE matchmatch criteria | cpe:2.3:a:amazon:freertos:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/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, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
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.