Bug ID 1087005: Application charset may be ignored when using Bot Defense Browser Verification

Last Modified: Apr 17, 2024

Affected Product(s):
BIG-IP ASM(all modules)

Known Affected Versions:
15.1.2,, 15.1.3,, 15.1.4,, 15.1.5,, 15.1.6,, 15.1.7, 15.1.8,,, 15.1.9,, 15.1.10,,,

Opened: Mar 15, 2022

Severity: 3-Major


In some cases, when using Bot Defense Browser Verification, the application <meta charset> tag may be ignored.


Random meta chars are viewed in the web page.


-- Bot Defense Profile is attached to a virtual server. -- Bot Defense "Browser Verification" is configured to "Verify Before Access" or "Verify After Access" -- Backend application uses non-standard charset.


Run the command: tmsh modify sys db dosl7.parse_html_inject_tags value "after,body"

Fix Information


Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips