STIGQter: STIG Summary: Web Server Security Requirements Guide Version: 4 Release: 5 Benchmark Date: 01 Jul 2026:

The web server must generate a unique session identifier for each session using a FIPS 140-2 approved random number generator.

DISA Rule

SV-206399r1043181_rule

Vulnerability Number

V-206399

Group Title

SRG-APP-000224

Rule Version

SRG-APP-000224-WSR-000135

Severity

CAT I

CCI(s)

• CCI-001188 - Generate a unique session identifier for each session with organization-defined randomness requirements.

Weight

10

Fix Recommendation

Configure the web server to generate unique session identifiers using a FIPS 140-2 random number generator.

Check Contents

Review the web server documentation and deployed configuration to verify that the web server is configured to generate unique session identifiers with a FIPS 140-2 approved random number generator.

Request two users access the web server and view the session identifier generated for each user to verify that the session IDs are not sequential.

If the web server is not configured to generate unique session identifiers or the random number generator is not FIPS 140-2 approved, this is a finding.

Vulnerability Number

V-206399

Documentable

False

Rule Version

SRG-APP-000224-WSR-000135

Severity Override Guidance

Review the web server documentation and deployed configuration to verify that the web server is configured to generate unique session identifiers with a FIPS 140-2 approved random number generator.

Request two users access the web server and view the session identifier generated for each user to verify that the session IDs are not sequential.

If the web server is not configured to generate unique session identifiers or the random number generator is not FIPS 140-2 approved, this is a finding.

Check Content Reference

M

Target Key

2910