CVE-2020-36242

In the cryptography package before 3.3.2 for Python, certain sequences of update calls to symmetrically encrypt multi-GB values could result in an integer overflow and buffer overflow, as demonstrated by the Fernet class.
Configurations

Configuration 1 (hide)

cpe:2.3:a:cryptography.io:cryptography:*:*:*:*:*:python:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0:*:*:*:*:*:*:*

History

05 Sep 2024, 16:09

Type Values Removed Values Added
First Time Cryptography.io cryptography
Cryptography.io
CPE cpe:2.3:a:cryptography_project:cryptography:*:*:*:*:*:python:*:* cpe:2.3:a:cryptography.io:cryptography:*:*:*:*:*:python:*:*

25 Jul 2022, 18:15

Type Values Removed Values Added
References
  • (N/A) https://www.oracle.com/security-alerts/cpujul2022.html -

12 May 2022, 14:33

Type Values Removed Values Added
CPE cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0:*:*:*:*:*:*:*
References (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html - (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html - Patch, Third Party Advisory

20 Apr 2022, 00:15

Type Values Removed Values Added
CWE CWE-120 CWE-787
References
  • (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html -

Information

Published : 2021-02-07 20:15

Updated : 2024-09-05 16:09


NVD link : CVE-2020-36242

Mitre link : CVE-2020-36242

CVE.ORG link : CVE-2020-36242


JSON object : View

Products Affected

fedoraproject

  • fedora

oracle

  • communications_cloud_native_core_network_function_cloud_native_environment

cryptography.io

  • cryptography
CWE
CWE-190

Integer Overflow or Wraparound

CWE-787

Out-of-bounds Write