Unrated severityNVD Advisory· Published Aug 23, 2021· Updated Aug 4, 2024
CVE-2020-36475
CVE-2020-36475
Description
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.
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Affected products
2- Mbed TLS/Mbed TLSdescription
Patches
Vulnerability mechanics
References
6- lists.debian.org/debian-lts-announce/2021/11/msg00021.htmlmitremailing-list
- lists.debian.org/debian-lts-announce/2022/12/msg00036.htmlmitremailing-list
- cert-portal.siemens.com/productcert/pdf/ssa-756638.pdfmitre
- github.com/ARMmbed/mbedtls/releases/tag/v2.16.9mitre
- github.com/ARMmbed/mbedtls/releases/tag/v2.25.0mitre
- github.com/ARMmbed/mbedtls/releases/tag/v2.7.18mitre
News mentions
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