VDB
CVE-2020-36475
CVE-2020-36475
PUBLISHED
CVSS 7.5 HIGH
An issue was discovered in Mbed TLS before 2.25.0 (and before 2.16.9 LTS and before 2.7.18 LTS). The calculations performed by mbedtls_mpi_exp_mod are not limited; thus, supplying overly large parameters could lead to denial of service when generating Diffie-Hellman key pairs.
EPSS 1.92% · 79.8th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
1.92%
79.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | mbedtls | 0, 2.16.2-1, 2.16.3-1 |
| Ubuntu:18.04:LTS | mbedtls | 2.5.1-1ubuntu1, 0, 2.6.0-1 |
| Ubuntu:16.04:LTS | mbedtls | 2.2.1-2ubuntu0.3, 2.2.1-2, 2.2.1-2ubuntu0.1 |
Timeline
- Aug 23, 2021 CVE Published
- Aug 23, 2021 EPSS Score
- Oct 21, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 16, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jun 13, 2022 EPSS Score
- Aug 12, 2022 EPSS Score
- Oct 10, 2022 EPSS Score
- Dec 8, 2022 EPSS Score
- Mar 7, 2023 EPSS Score