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Vulnerability details: VCID-3jv8-z1m1-aaah
Vulnerability ID VCID-3jv8-z1m1-aaah
Aliases CVE-2021-43666
Summary A Denial of Service vulnerability exists in mbed TLS 3.0.0 and earlier in the mbedtls_pkcs12_derivation function when an input password's length is 0.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.00093 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00093 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00093 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00093 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00093 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00093 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00093 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00093 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00093 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00101 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00101 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00101 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00101 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00101 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00101 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00101 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00101 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00101 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00101 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00101 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00106 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00106 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00106 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00106 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00106 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00106 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00106 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
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epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
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epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
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epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00118 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
epss 0.00187 https://api.first.org/data/v1/epss?cve=CVE-2021-43666
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2021-43666
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-43666
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-43666
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-43666
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-43666
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-43666
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Exploit Prediction Scoring System (EPSS)
Percentile 0.40584
EPSS Score 0.00093
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.