Arm Mbed TLS before 2.16.5 allows attackers to obtain sensitive information (an RSA…
Priority LOW 30Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Arm Mbed TLS before 2.16.5 allows attackers to obtain sensitive information (an RSA private key) by measuring cache usage during an import.
Why it matters now
EPSS 0.01685 77th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:arm:mbed_crypto:*:*:*:*:*:*:*:* | before 3.1.0 | Vulnerable | Arm |
| cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:* | before 2.16.5 | Vulnerable | Arm |
| cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* | 31 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* | 32 | Vulnerable | Fedoraproject |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
- cpe:2.3:a:arm:mbed_crypto:*:*:*:*:*:*:*:* Versions before 3.1.0 Vulnerable ·Arm
- cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:* Versions before 2.16.5 Vulnerable ·Arm
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* Versions 31 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* Versions 32 Vulnerable ·Fedoraproject
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2020-10941
- 2026-10-03 Alias added: GHSA-3qrr-m24q-j9qm
References
Sources
- CVE-2020-10941 · CVE Program
- CVE-2020-10941 · NVD
- FIRST EPSS
- GHSA-3qrr-m24q-j9qm · GitHub Advisory Database · CC BY 4.0
- CVE-2020-10941 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences