Shodan
Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-36647

Use of a Broken or Risky Cryptographic Algorithm in the function mbedtls_mpi_exp_mod() in lignum.c in Mbed TLS Mbed TLS all versions before 3.0.0, 2.27.0 or 2.16.11 allows attackers with access to precise enough timing and memory access information (typically an untrusted operating system attacking a secure enclave such as SGX or the TrustZone secure world) to recover the private keys used in RSA.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 9.0%
CVSS Severity
CVSS v3 Score 4.7
Products affected by CVE-2021-36647
  • Arm » Mbed Tls » Version: N/A
    cpe:2.3:a:arm:mbed_tls:-
  • Arm » Mbed Tls » Version: 1.3.0
    cpe:2.3:a:arm:mbed_tls:1.3.0
  • Arm » Mbed Tls » Version: 1.3.1
    cpe:2.3:a:arm:mbed_tls:1.3.1
  • Arm » Mbed Tls » Version: 1.3.10
    cpe:2.3:a:arm:mbed_tls:1.3.10
  • Arm » Mbed Tls » Version: 1.3.11
    cpe:2.3:a:arm:mbed_tls:1.3.11
  • Arm » Mbed Tls » Version: 1.3.12
    cpe:2.3:a:arm:mbed_tls:1.3.12
  • Arm » Mbed Tls » Version: 1.3.13
    cpe:2.3:a:arm:mbed_tls:1.3.13
  • Arm » Mbed Tls » Version: 1.3.14
    cpe:2.3:a:arm:mbed_tls:1.3.14
  • Arm » Mbed Tls » Version: 1.3.15
    cpe:2.3:a:arm:mbed_tls:1.3.15
  • Arm » Mbed Tls » Version: 1.3.16
    cpe:2.3:a:arm:mbed_tls:1.3.16
  • Arm » Mbed Tls » Version: 1.3.17
    cpe:2.3:a:arm:mbed_tls:1.3.17
  • Arm » Mbed Tls » Version: 1.3.18
    cpe:2.3:a:arm:mbed_tls:1.3.18
  • Arm » Mbed Tls » Version: 1.3.19
    cpe:2.3:a:arm:mbed_tls:1.3.19
  • Arm » Mbed Tls » Version: 1.3.2
    cpe:2.3:a:arm:mbed_tls:1.3.2
  • Arm » Mbed Tls » Version: 1.3.20
    cpe:2.3:a:arm:mbed_tls:1.3.20
  • Arm » Mbed Tls » Version: 1.3.21
    cpe:2.3:a:arm:mbed_tls:1.3.21
  • Arm » Mbed Tls » Version: 1.3.22
    cpe:2.3:a:arm:mbed_tls:1.3.22
  • Arm » Mbed Tls » Version: 1.3.3
    cpe:2.3:a:arm:mbed_tls:1.3.3
  • Arm » Mbed Tls » Version: 1.3.4
    cpe:2.3:a:arm:mbed_tls:1.3.4
  • Arm » Mbed Tls » Version: 1.3.5
    cpe:2.3:a:arm:mbed_tls:1.3.5
  • Arm » Mbed Tls » Version: 1.3.6
    cpe:2.3:a:arm:mbed_tls:1.3.6
  • Arm » Mbed Tls » Version: 1.3.7
    cpe:2.3:a:arm:mbed_tls:1.3.7
  • Arm » Mbed Tls » Version: 1.3.8
    cpe:2.3:a:arm:mbed_tls:1.3.8
  • Arm » Mbed Tls » Version: 1.3.9
    cpe:2.3:a:arm:mbed_tls:1.3.9
  • Arm » Mbed Tls » Version: 2.0.0
    cpe:2.3:a:arm:mbed_tls:2.0.0
  • Arm » Mbed Tls » Version: 2.1.0
    cpe:2.3:a:arm:mbed_tls:2.1.0
  • Arm » Mbed Tls » Version: 2.1.1
    cpe:2.3:a:arm:mbed_tls:2.1.1
  • Arm » Mbed Tls » Version: 2.1.10
    cpe:2.3:a:arm:mbed_tls:2.1.10
  • Arm » Mbed Tls » Version: 2.1.11
    cpe:2.3:a:arm:mbed_tls:2.1.11
  • Arm » Mbed Tls » Version: 2.1.12
    cpe:2.3:a:arm:mbed_tls:2.1.12
  • Arm » Mbed Tls » Version: 2.1.13
    cpe:2.3:a:arm:mbed_tls:2.1.13
  • Arm » Mbed Tls » Version: 2.1.14
    cpe:2.3:a:arm:mbed_tls:2.1.14
  • Arm » Mbed Tls » Version: 2.1.15
    cpe:2.3:a:arm:mbed_tls:2.1.15
  • Arm » Mbed Tls » Version: 2.1.16
    cpe:2.3:a:arm:mbed_tls:2.1.16
  • Arm » Mbed Tls » Version: 2.1.17
    cpe:2.3:a:arm:mbed_tls:2.1.17
  • Arm » Mbed Tls » Version: 2.1.18
    cpe:2.3:a:arm:mbed_tls:2.1.18
  • Arm » Mbed Tls » Version: 2.1.2
    cpe:2.3:a:arm:mbed_tls:2.1.2
  • Arm » Mbed Tls » Version: 2.1.3
    cpe:2.3:a:arm:mbed_tls:2.1.3
  • Arm » Mbed Tls » Version: 2.1.4
    cpe:2.3:a:arm:mbed_tls:2.1.4
  • Arm » Mbed Tls » Version: 2.1.5
    cpe:2.3:a:arm:mbed_tls:2.1.5
  • Arm » Mbed Tls » Version: 2.1.6
    cpe:2.3:a:arm:mbed_tls:2.1.6
  • Arm » Mbed Tls » Version: 2.1.7
    cpe:2.3:a:arm:mbed_tls:2.1.7
  • Arm » Mbed Tls » Version: 2.1.8
    cpe:2.3:a:arm:mbed_tls:2.1.8
  • Arm » Mbed Tls » Version: 2.1.9
    cpe:2.3:a:arm:mbed_tls:2.1.9
  • Arm » Mbed Tls » Version: 2.10.0
    cpe:2.3:a:arm:mbed_tls:2.10.0
  • Arm » Mbed Tls » Version: 2.11.0
    cpe:2.3:a:arm:mbed_tls:2.11.0
  • Arm » Mbed Tls » Version: 2.12.0
    cpe:2.3:a:arm:mbed_tls:2.12.0
  • Arm » Mbed Tls » Version: 2.13.0
    cpe:2.3:a:arm:mbed_tls:2.13.0
  • Arm » Mbed Tls » Version: 2.13.1
    cpe:2.3:a:arm:mbed_tls:2.13.1
  • Arm » Mbed Tls » Version: 2.14.0
    cpe:2.3:a:arm:mbed_tls:2.14.0
  • Arm » Mbed Tls » Version: 2.14.1
    cpe:2.3:a:arm:mbed_tls:2.14.1
  • Arm » Mbed Tls » Version: 2.15.0
    cpe:2.3:a:arm:mbed_tls:2.15.0
  • Arm » Mbed Tls » Version: 2.15.1
    cpe:2.3:a:arm:mbed_tls:2.15.1
  • Arm » Mbed Tls » Version: 2.16.0
    cpe:2.3:a:arm:mbed_tls:2.16.0
  • Arm » Mbed Tls » Version: 2.16.1
    cpe:2.3:a:arm:mbed_tls:2.16.1
  • Arm » Mbed Tls » Version: 2.16.10
    cpe:2.3:a:arm:mbed_tls:2.16.10
  • Arm » Mbed Tls » Version: 2.16.2
    cpe:2.3:a:arm:mbed_tls:2.16.2
  • Arm » Mbed Tls » Version: 2.16.3
    cpe:2.3:a:arm:mbed_tls:2.16.3
  • Arm » Mbed Tls » Version: 2.16.4
    cpe:2.3:a:arm:mbed_tls:2.16.4
  • Arm » Mbed Tls » Version: 2.16.5
    cpe:2.3:a:arm:mbed_tls:2.16.5
  • Arm » Mbed Tls » Version: 2.16.6
    cpe:2.3:a:arm:mbed_tls:2.16.6
  • Arm » Mbed Tls » Version: 2.16.7
    cpe:2.3:a:arm:mbed_tls:2.16.7
  • Arm » Mbed Tls » Version: 2.16.8
    cpe:2.3:a:arm:mbed_tls:2.16.8
  • Arm » Mbed Tls » Version: 2.16.9
    cpe:2.3:a:arm:mbed_tls:2.16.9
  • Arm » Mbed Tls » Version: 2.17.0
    cpe:2.3:a:arm:mbed_tls:2.17.0
  • Arm » Mbed Tls » Version: 2.18.0
    cpe:2.3:a:arm:mbed_tls:2.18.0
  • Arm » Mbed Tls » Version: 2.18.1
    cpe:2.3:a:arm:mbed_tls:2.18.1
  • Arm » Mbed Tls » Version: 2.19.0
    cpe:2.3:a:arm:mbed_tls:2.19.0
  • Arm » Mbed Tls » Version: 2.19.1
    cpe:2.3:a:arm:mbed_tls:2.19.1
  • Arm » Mbed Tls » Version: 2.2.0
    cpe:2.3:a:arm:mbed_tls:2.2.0
  • Arm » Mbed Tls » Version: 2.2.1
    cpe:2.3:a:arm:mbed_tls:2.2.1
  • Arm » Mbed Tls » Version: 2.2.2
    cpe:2.3:a:arm:mbed_tls:2.2.2
  • Arm » Mbed Tls » Version: 2.2.3
    cpe:2.3:a:arm:mbed_tls:2.2.3
  • Arm » Mbed Tls » Version: 2.20.0
    cpe:2.3:a:arm:mbed_tls:2.20.0
  • Arm » Mbed Tls » Version: 2.21.0
    cpe:2.3:a:arm:mbed_tls:2.21.0
  • Arm » Mbed Tls » Version: 2.22.0
    cpe:2.3:a:arm:mbed_tls:2.22.0
  • Arm » Mbed Tls » Version: 2.23.0
    cpe:2.3:a:arm:mbed_tls:2.23.0
  • Arm » Mbed Tls » Version: 2.24.0
    cpe:2.3:a:arm:mbed_tls:2.24.0
  • Arm » Mbed Tls » Version: 2.25.0
    cpe:2.3:a:arm:mbed_tls:2.25.0
  • Arm » Mbed Tls » Version: 2.26.0
    cpe:2.3:a:arm:mbed_tls:2.26.0
  • Arm » Mbed Tls » Version: 2.28.0
    cpe:2.3:a:arm:mbed_tls:2.28.0
  • Arm » Mbed Tls » Version: 2.28.1
    cpe:2.3:a:arm:mbed_tls:2.28.1
  • Arm » Mbed Tls » Version: 2.28.2
    cpe:2.3:a:arm:mbed_tls:2.28.2
  • Arm » Mbed Tls » Version: 2.28.5
    cpe:2.3:a:arm:mbed_tls:2.28.5
  • Arm » Mbed Tls » Version: 2.28.6
    cpe:2.3:a:arm:mbed_tls:2.28.6
  • Arm » Mbed Tls » Version: 2.28.7
    cpe:2.3:a:arm:mbed_tls:2.28.7
  • Arm » Mbed Tls » Version: 2.28.9
    cpe:2.3:a:arm:mbed_tls:2.28.9
  • Arm » Mbed Tls » Version: 2.3.0
    cpe:2.3:a:arm:mbed_tls:2.3.0
  • Arm » Mbed Tls » Version: 2.3.1
    cpe:2.3:a:arm:mbed_tls:2.3.1
  • Arm » Mbed Tls » Version: 2.3.2
    cpe:2.3:a:arm:mbed_tls:2.3.2
  • Arm » Mbed Tls » Version: 2.4.0
    cpe:2.3:a:arm:mbed_tls:2.4.0
  • Arm » Mbed Tls » Version: 2.4.1
    cpe:2.3:a:arm:mbed_tls:2.4.1
  • Arm » Mbed Tls » Version: 2.4.2
    cpe:2.3:a:arm:mbed_tls:2.4.2
  • Arm » Mbed Tls » Version: 2.5.0
    cpe:2.3:a:arm:mbed_tls:2.5.0
  • Arm » Mbed Tls » Version: 2.5.1
    cpe:2.3:a:arm:mbed_tls:2.5.1
  • Arm » Mbed Tls » Version: 2.6.0
    cpe:2.3:a:arm:mbed_tls:2.6.0
  • Arm » Mbed Tls » Version: 2.6.1
    cpe:2.3:a:arm:mbed_tls:2.6.1
  • Arm » Mbed Tls » Version: 2.7.0
    cpe:2.3:a:arm:mbed_tls:2.7.0
  • Arm » Mbed Tls » Version: 2.7.1
    cpe:2.3:a:arm:mbed_tls:2.7.1
  • Arm » Mbed Tls » Version: 2.7.10
    cpe:2.3:a:arm:mbed_tls:2.7.10
  • Arm » Mbed Tls » Version: 2.7.11
    cpe:2.3:a:arm:mbed_tls:2.7.11
  • Arm » Mbed Tls » Version: 2.7.12
    cpe:2.3:a:arm:mbed_tls:2.7.12
  • Arm » Mbed Tls » Version: 2.7.13
    cpe:2.3:a:arm:mbed_tls:2.7.13
  • Arm » Mbed Tls » Version: 2.7.14
    cpe:2.3:a:arm:mbed_tls:2.7.14
  • Arm » Mbed Tls » Version: 2.7.15
    cpe:2.3:a:arm:mbed_tls:2.7.15
  • Arm » Mbed Tls » Version: 2.7.16
    cpe:2.3:a:arm:mbed_tls:2.7.16
  • Arm » Mbed Tls » Version: 2.7.17
    cpe:2.3:a:arm:mbed_tls:2.7.17
  • Arm » Mbed Tls » Version: 2.7.18
    cpe:2.3:a:arm:mbed_tls:2.7.18
  • Arm » Mbed Tls » Version: 2.7.2
    cpe:2.3:a:arm:mbed_tls:2.7.2
  • Arm » Mbed Tls » Version: 2.7.3
    cpe:2.3:a:arm:mbed_tls:2.7.3
  • Arm » Mbed Tls » Version: 2.7.4
    cpe:2.3:a:arm:mbed_tls:2.7.4
  • Arm » Mbed Tls » Version: 2.7.5
    cpe:2.3:a:arm:mbed_tls:2.7.5
  • Arm » Mbed Tls » Version: 2.7.6
    cpe:2.3:a:arm:mbed_tls:2.7.6
  • Arm » Mbed Tls » Version: 2.7.7
    cpe:2.3:a:arm:mbed_tls:2.7.7
  • Arm » Mbed Tls » Version: 2.7.8
    cpe:2.3:a:arm:mbed_tls:2.7.8
  • Arm » Mbed Tls » Version: 2.7.9
    cpe:2.3:a:arm:mbed_tls:2.7.9
  • Arm » Mbed Tls » Version: 2.8.0
    cpe:2.3:a:arm:mbed_tls:2.8.0
  • Arm » Mbed Tls » Version: 2.9.0
    cpe:2.3:a:arm:mbed_tls:2.9.0


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