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Vulnerability details: VCID-3yfm-r6m6-aaak
Vulnerability ID VCID-3yfm-r6m6-aaak
Aliases CVE-2021-44732
Summary Mbed TLS before 3.0.1 has a double free in certain out-of-memory conditions, as demonstrated by an mbedtls_ssl_set_session() failure.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-415 Double Free
System Score Found at
epss 0.00414 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.00414 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
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epss 0.00414 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
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epss 0.00414 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
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epss 0.00492 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.00492 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.00492 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
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epss 0.00494 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
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epss 0.00524 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
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epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
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epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
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epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.00609 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.00609 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.00609 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.00609 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
epss 0.01228 https://api.first.org/data/v1/epss?cve=CVE-2021-44732
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-44732
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2021-44732
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2021-44732
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-44732
https://bugs.gentoo.org/829660
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44732
https://github.com/ARMmbed/mbedtls/releases
https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.12
https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.0
https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0
https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2021-12
1002631 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1002631
cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:3.0.0:-:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:arm:mbed_tls:3.0.0:-:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:3.0.0:preview1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:arm:mbed_tls:3.0.0:preview1:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
CVE-2021-44732 https://nvd.nist.gov/vuln/detail/CVE-2021-44732
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-44732
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-44732
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-44732
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 0.74493
EPSS Score 0.00414
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.