CVE•Published 2023-10-07•Modified 2026-06-05•1 article on news•5 live references•NVD data
CVE-2023-45199Trustedfirmware · Mbed_tls
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
93
Exploit Prediction Scoring System · top 7% of all CVEs
Description
Mbed TLS 3.2.x through 3.4.x before 3.5 has a Buffer Overflow that can lead to remote Code execution.
Timeline
Published 2023-10-07
Modified 2026-06-05
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2023-45199Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Trustedfirmware Mbed Tls"All exposed Trustedfirmware Mbed Tls instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Mbed Tls"HTTP body or banner mentions "Mbed Tls" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2023-45199Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2023-45199Censys host search filtered to this CVE id.
grep.app
CVE-2023-45199Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2023-45199GitHub code search for direct mentions.
Google dork
"CVE-2023-45199" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2023-45199 on GitHub.