CVE-2021-44732

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-44732
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.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://bugs.gentoo.org/829660 Issue Tracking Mailing List Third Party Advisory
https://github.com/ARMmbed/mbedtls/releases Release Notes
https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.12 Release Notes
https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.0 Release Notes
https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0 Release Notes
https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html Mailing List Third Party Advisory
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2021-12 Exploit Mitigation Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:3.0.0:-:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:3.0.0:preview1:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
History

24 Feb 2023, 00:09

Type Values Removed Values Added
CPE cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
First Time Debian
Debian debian Linux
References (MLIST) https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html - (MLIST) https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html - Mailing List, Third Party Advisory

26 Dec 2022, 03:15

Type Values Removed Values Added
References
  • (MLIST) https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html -

29 Dec 2021, 18:48

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : 7.5
v3 : 9.8
CPE cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:3.0.0:-:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:3.0.0:preview1:*:*:*:*:*:*
First Time Arm mbed Tls
Arm
CWE CWE-415
References (CONFIRM) https://bugs.gentoo.org/829660 - (CONFIRM) https://bugs.gentoo.org/829660 - Issue Tracking, Mailing List, Third Party Advisory
References (CONFIRM) https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0 - (CONFIRM) https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0 - Release Notes, Third Party Advisory
References (CONFIRM) https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2021-12 - (CONFIRM) https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2021-12 - Exploit, Mitigation, Third Party Advisory
References (MISC) https://github.com/ARMmbed/mbedtls/releases - (MISC) https://github.com/ARMmbed/mbedtls/releases - Release Notes, Third Party Advisory
References (CONFIRM) https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.0 - (CONFIRM) https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.0 - Release Notes, Third Party Advisory
References (CONFIRM) https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.12 - (CONFIRM) https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.12 - Release Notes, Third Party Advisory

20 Dec 2021, 08:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-12-20 08:15

Updated : 2023-12-10 14:09

NVD link : CVE-2021-44732

Mitre link : CVE-2021-44732

CVE.ORG link : CVE-2021-44732

JSON object : View

Products Affected

arm

  • mbed_tls

debian

  • debian_linux
CWE
CWE-415

Double Free