CVE-2022-39185

EXFO - BV-10 Performance Endpoint Unit Undocumented privileged user.

Critical ยท published January 12, 2023

CVSS v3.1
9.8
EPSS
1%
Percentile
50.0
In the wild
Unconfirmed
What it is

๐Ÿšจ A hard-coded privileged user sits in the shadows of the EXFO BV-10 Performance Endpoint Unit, waiting for its moment to shine โ€” and not in a good way! ๐Ÿ”ฅ Think of this as a secret VIP pass hidden under the welcome mat at a fancy venue. The unsuspecting staff might let anyone in without checking credentials, allowing unauthorized access to sensitive areas and data. ๐ŸŽŸ๏ธ An attacker with knowledge of this undocumented user can gain complete control over the unit, potentially leading to unauthorized access to performance metrics, configuration changes, and even denial of service. This could compromise the integrity of systems relying on the BV-10, making it a recipe for disaster!

Put simply

Think of this as a secret VIP pass hidden under the welcome mat at a fancy venue. The unsuspecting staff might let anyone in without checking credentials, allowing unauthorized access to sensitive areas and data. ๐ŸŽŸ๏ธ This vulnerability involves a hard-coded privileged user embedded in the EXFO BV-10 Performance Endpoint Unit, allowing unauthorized access to administrative functions without proper validation. This essentially means anyone who knows about this backdoor can exploit it at will!

What to do

An attacker with knowledge of this undocumented user can gain complete control over the unit, potentially leading to unauthorized access to performance metrics, configuration changes, and even denial of service. This could compromise the integrity of systems relying on the BV-10, making it a recipe for disaster! To mitigate this risk, review and patch the firmware to remove or change the hard-coded credentials as soon as possible. Implement access controls and monitoring to ensure that only authorized personnel can access sensitive functions of the unit. ๐Ÿ›ก๏ธ You've got this! By taking these steps, you can eliminate this critical vulnerability and secure your systems. ๐Ÿ’ชโœจ

The record
Technical detail
CVSS v3.1
9.8 ยท CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00638 ยท 50.0th percentile
Published
2023-01-12T00:00Z
EPSS history
Timeline
  • 12 JAN 00:00Z
    EXFO - BV-10 Performance Endpoint Unit Undocumented privileged user.
    cvelistv5