VulnerabilityModified

CVE-2024-50594

An integer underflow vulnerability exists in the HTTP server PUT request functionality of STMicroelectronics X-CUBE-AZRTOS-WL 2.0.0.

HIGH 7.5EPSS 0.76%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.76%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An integer underflow vulnerability exists in the HTTP server PUT request functionality of STMicroelectronics X-CUBE-AZRTOS-WL 2.0.0. A specially crafted series of network requests can lead to denial of service. An attacker can send a sequence of malicious packets to trigger this vulnerability.This vulnerability affects the NetX Duo Web Component HTTP Server implementation which can be found in x-cube-azrtos-f7\Middlewares\ST\netxduo\addons\web\nx_web_http_server.c

CVSS 3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.76% probability · 53th percentile
CISA KEV: Not listed
Weakness: CWE-191
Affected: st/x-cube-azrt-h7rs · st/x-cube-azrtos-f4 · st/x-cube-azrtos-f7 · st/x-cube-azrtos-g0 · st/x-cube-azrtos-g4 · st/x-cube-azrtos-h7 · st/x-cube-azrtos-l4 · st/x-cube-azrtos-l5 · st/x-cube-azrtos-wb · st/x-cube-azrtos-wl
Source: talos-cna@cisco.com

References

https://talosintelligence.com/vulnerability_reports/TALOS-2024-2102Exploit, Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-2102

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.