CVE-2023-45199
Mbed TLS 3.2.x through 3.4.x before 3.5 has a Buffer Overflow that can lead to remote Code...
Mbed TLS 3.2.x through 3.4.x before 3.5 has a Buffer Overflow that can lead to remote Code execution.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Mbed TLS 3.2.x through 3.4.x before 3.5 has a Buffer Overflow that can lead to remote Code execution.
- Record
CVE-2023-45199- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120
- Updated
- 2026-11-02
CVE List No score
Mbed TLS 3.2.x through 3.4.x before 3.5 has a Buffer Overflow that can lead to remote Code execution.
- Record
CVE-2023-45199- Updated
- 2026-11-02
EUVDEUVD-2023-49506 No score
Mbed TLS 3.2.x through 3.4.x before 3.5 has a Buffer Overflow that can lead to remote Code execution.
- Record
EUVD-2023-49506- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9xgp-crg4-hgxq
Mbed TLS 3.2.x through 3.4.x before 3.5 has a Buffer Overflow that can lead to remote Code...
Mbed TLS 3.2.x through 3.4.x before 3.5 has a Buffer Overflow that can lead to remote Code execution.
- Record
GHSA-9xgp-crg4-hgxq- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2023-45199
Mbed TLS 3.2.x through 3.4.x before 3.5 has a Buffer Overflow that can lead to remote Code execution.
- Record
UBUNTU-CVE-2023-45199- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSV No score
Mbed TLS 3.2.x through 3.4.x before 3.5 has a Buffer Overflow that can lead to remote Code execution.
- Record
CVE-2023-45199- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:13321-1 No score
libeverest-3.5.0-1.1 on GA media
These are all security issues fixed in the libeverest-3.5.0-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:13321-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
mbedtlsopenSUSE:Tumbleweed |
before 3.5.0-1.1 | 3.5.0-1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-45199 is a critical vulnerability (CVSS 9.8) in Trustedfirmware Mbed Tls, published October 7, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.26%, the 69th percentile. Fixed in mbedtls 3.5.0-1.1.
References
mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2023-10-2
nvd.nist.gov/vuln/detail/CVE-2023-45199
github.com/advisories/GHSA-9xgp-crg4-hgxq
ubuntu.com/security/CVE-2023-45199
cve.org/CVERecord?id=CVE-2023-45199
suse.com/security/cve/CVE-2023-45199