CVE-2020-9449
CVE-2020-9449 is a high-severity vulnerability in Justblab Blab! Ax with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-330.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 6.5
- EPSS exploit prediction: 1% (60th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-330
- Affected product: Justblab Blab! Ax
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2020-9449?
- 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.
- How severe is CVE-2020-9449?
- CVE-2020-9449 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-9449 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-9449?
- CVE-2020-9449 primarily affects Justblab Blab! Ax. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-9449?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-9449 published?
- CVE-2020-9449 was published on 2020-02-28 and last updated on 2026-06-17.
References
Affected products (4)
- cpe:2.3:a:justblab:blab\!_ax:19.11:*:*:*:*:*:*:*
- cpe:2.3:a:justblab:blab\!_ax_pro:19.11:*:*:*:*:*:*:*
- cpe:2.3:a:justblab:blab\!_ws:19.11:*:*:*:*:*:*:*
- cpe:2.3:a:justblab:blab\!_ws_pro:19.11:*:*:*:*:*:*:*
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