CVE-2021-22677 is an integer overflow vulnerability present in the host MCU APIs of various Texas Instruments SimpleLink Wi-Fi SDKs, including CC32XX, CC13X0, CC13X2, CC26XX, CC3200, CC3100, and MSP432E4. This flaw, rated 7.8 HIGH on CVSS, can lead to denial-of-service or remote code execution when connecting to a Wi-Fi network. The attack vector is local with low complexity, and it can result in high impact to confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.3.0CPE matchmatch criteria | cpe:2.3:a:ti:cc3100_software_development_kit:*:*:*:*:*:*:*:* | ||
<= 1.5.0CPE matchmatch criteria | cpe:2.3:a:ti:cc3200_software_development_kit:*:*:*:*:*:*:*:* | ||
< 4.10.03CPE matchmatch criteria | cpe:2.3:a:ti:simplelink_cc13x0_software_development_kit:*:*:*:*:*:*:*:* | ||
< 4.40.00CPE matchmatch criteria | cpe:2.3:a:ti:simplelink_cc13x2_software_development_kit:*:*:*:*:*:*:*:* | ||
< 4.40.00CPE matchmatch criteria | cpe:2.3:a:ti:simplelink_cc26xx_software_development_kit:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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.