CVE-2023-44077

Studio Network Solutions ShareBrowser before 7.0 on macOS mishandles signature verification, aka PMP-2636

Critical · published January 17, 2024

CVSS v3.1
9.8
EPSS
0%
Percentile
31.3
In the wild
Unconfirmed
What it is

🚨 A signature verification mishap in Studio Network Solutions ShareBrowser could leave your macOS system wide open — and it’s been around since before version 7.0! 🔥 Think of it like a restaurant that doesn’t check the IDs of its delivery drivers. If they don’t verify who’s bringing in the ingredients, anyone could sneak in questionable items — and you wouldn’t even know it! An attacker could exploit this flaw to impersonate legitimate sources, potentially injecting malicious components into your workflow. This could lead to unauthorized access to sensitive data or system control, making it an absolute nightmare for users relying on this software!

Put simply

Think of it like a restaurant that doesn’t check the IDs of its delivery drivers. If they don’t verify who’s bringing in the ingredients, anyone could sneak in questionable items — and you wouldn’t even know it! The vulnerability arises from improper handling of signature verification, allowing attackers to submit malicious packages masquerading as legitimate ones. This means that any tampering goes undetected, letting the attacker slide past the defenses without raising alarms.

What to do

An attacker could exploit this flaw to impersonate legitimate sources, potentially injecting malicious components into your workflow. This could lead to unauthorized access to sensitive data or system control, making it an absolute nightmare for users relying on this software! Update Studio Network Solutions ShareBrowser to version 7.0 or later immediately to close this loophole. Additionally, review your system configurations to ensure that signature checks are properly enforced and regularly monitor for any unusual activity. 🛡️ You've got this! Stay ahead of the game and patch that software to keep your systems safe and sound! 💪😊

The record
Technical detail
CVSS v3.1
9.8 · 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
0.00385 · 31.3th percentile
Published
2024-01-17T00:00Z
EPSS history
Timeline
  • 17 JAN 00:00Z
    Studio Network Solutions ShareBrowser before 7.0 on macOS mishandles signature verification, aka PMP-2636
    cvelistv5