CVE-2020-9449

Name: CVE-2020-9449
Creator: NVD / NIST
Published: 2020-02-28T21:15:13.277+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.04%

Last modified Jun 17, 2026

CVE-2020-9449 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. An insecure random number generation vulnerability in BlaB! AX, BlaB! AX Pro, BlaB! WS (client), and BlaB! WS Pro (client) version 19.11 allows an attacker (with a guest or user session cookie) to escalate privileges by retrieving the cookie salt value and creating a valid session cookie for an arbitrary user or admin.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.

Description

An insecure random number generation vulnerability in BlaB! AX, BlaB! AX Pro, BlaB! WS (client), and BlaB! WS Pro (client) version 19.11 allows an attacker (with a guest or user session cookie) to escalate privileges by retrieving the cookie salt value and creating a valid session cookie for an arbitrary user or admin.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.04%

59.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-330

Affected Software

Vendor	Product	Versions
Justblab	Blab\! Ax	19.11
Justblab	Blab\! Ax Pro	19.11
Justblab	Blab\! Ws	19.11
Justblab	Blab\! Ws Pro	19.11

References

https://justblab.com/latest-newsVendor Advisory
https://justblab.com/latest-newsVendor Advisory

Timeline

Published: Feb 28, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-9449?

How severe is CVE-2020-9449?

CVE-2020-9449 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.

How do I fix CVE-2020-9449?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-9449?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST