Detections
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Alpine: multiple py3-cryptography packages: security update to 3.3.2-r0

critical Tenable Cloud Security Plugin ID 406633

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - 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. (CVE-2020-36242)

See Also

https://security.alpinelinux.org/vuln/CVE-2020-36242

Plugin Details

Severity: Critical

ID: 406633

Version: Revision 1.27

Type: Local

Published: 10/31/2023

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.04

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P

CVSS Score Source: CVE-2020-36242

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.2

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

Risk Factor: Critical

Base Score: 9.3

Threat Score: 8.9

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 2/7/2021

Reference Information

CVE: CVE-2020-36242