Detections
Analytics

SSL/TLS Certificate Lifetime Greater Than 398 Days

medium Web App Scanning Plugin ID 112563

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Synopsis

SSL/TLS Certificate Lifetime Greater Than 398 Days

Description

The remote server certificate has a lifetime greater than 398 days and was issued after September 1st 2020. According to industry standards set by the Certification Authority/Browser (CA/B) Forum, some browser SSL implementations may reject certificates with a validity period greater than 398 days issued after September 1, 2020.

Solution

Replace the certificate with a new certificate with less than 398 days validity.

See Also

https://blog.mozilla.org/security/2020/07/09/reducing-tls-certificate-lifespans-to-398-days/

https://support.apple.com/en-us/HT211025

https://www.theregister.com/2020/06/30/tls_cert_lifespan/

Plugin Details

Severity: Medium

ID: 112563

Type: remote

Family: SSL/TLS

Published: 9/17/2020

Updated: 11/26/2021

Scan Template: api, basic, config_audit, full, pci, quick, scan, ssl_tls

Risk Information

VPR

Risk Factor: Low

Score: 3.3

CVSS v2

Risk Factor: Low

Base Score: 3.2

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

CVSS Score Source: Tenable

CVSS v3

Risk Factor: Medium

Base Score: 4.2

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

CVSS Score Source: Tenable

Reference Information