1. Home
  2. CVE Database
  3. CVE-2021-31349
CRITICAL · 9.8

CVE-2021-31349

The usage of an internal HTTP header created an authentication bypass vulnerability (CWE-287), allowing an attacker to view internal files, change settings, manipulate services and execute arbitrary c...

Vulnerability Description

The usage of an internal HTTP header created an authentication bypass vulnerability (CWE-287), allowing an attacker to view internal files, change settings, manipulate services and execute arbitrary code. This issue affects all Juniper Networks 128 Technology Session Smart Router versions prior to 4.5.11, and all versions of 5.0 up to and including 5.0.1.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
Juniper128 Technology Session Smart Router Firmware< 4.5.11
Juniper128 Technology Session Smart Router-

Related Weaknesses (CWE)

CWE-287

References

FAQ

What is CVE-2021-31349?

CVE-2021-31349 is a vulnerability with a CVSS score of 9.8 (CRITICAL). The usage of an internal HTTP header created an authentication bypass vulnerability (CWE-287), allowing an attacker to view internal files, change settings, manipulate services and execute arbitrary c...

How severe is CVE-2021-31349?

CVE-2021-31349 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-31349?

Check the references section above for vendor advisories and patch information. Affected products include: Juniper 128 Technology Session Smart Router Firmware, Juniper 128 Technology Session Smart Router.