CVE-2024-50596
An integer underflow vulnerability exists in the HTTP server PUT request functionality of STMicroelectronics X-CUBE-AZRTOS-WL 2.0.0. A…
- 4.3MediumCVSS base score
- 0.79%Exploitation in 30 daysEPSS · top 43% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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 network packet can lead to denial of service. An attacker can send a malicious packet 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
Timeline
ID reserved
By talos
- 5 months later
· 5 months later
Published
- 7 months later
· 7 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| talosCNA (assigner) | 3.1 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.79% · top 43% of all CVEs (11 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
STMicroelectronics · X-CUBE-AZRT-H7RS
- affected 1.0.0
STMicroelectronics · X-CUBE-AZRTOS-F4
- affected 1.1.0
STMicroelectronics · X-CUBE-AZRTOS-F7
- affected 1.1.0
STMicroelectronics · X-CUBE-AZRTOS-G0
- affected 1.1.0
STMicroelectronics · X-CUBE-AZRTOS-G4
- affected 2.0.0
STMicroelectronics · X-CUBE-AZRTOS-H7
- affected 3.3.0
STMicroelectronics · X-CUBE-AZRTOS-L4
- affected 2.0.0
STMicroelectronics · X-CUBE-AZRTOS-L5
- affected 2.0.0
STMicroelectronics · X-CUBE-AZRTOS-WB
- affected 2.0.0
STMicroelectronics · X-CUBE-AZRTOS-WL
- affected 2.0.0
References
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2024-54353 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2024-50596)Record last updated .