CVE-2023-27172CWE-307

CVE-2023-27172

Critical · published December 20, 2023

CVSS v3.1
9.1
EPSS
1%
Percentile
52.1
In the wild
Unconfirmed
What it is

🚨 Weak secret keys are the Achilles' heel of Xpand IT Write-back Manager v2.3.1! Attackers could easily crack the JWT tokens, and that’s a recipe for disaster! 🔥 Think of it like a bank vault with a flimsy lock — any determined burglar can break in with minimal effort. The secret keys in this scenario are just as vulnerable, making it a prime target for malicious actors. If attackers successfully brute-force the secret key, they could forge JWT tokens at will, gaining unauthorized access to sensitive user data and actions. This breach could lead to data theft, user impersonation, or even complete account takeover, making it absolutely devastating for users and the organization alike! ⚡

Put simply

Think of it like a bank vault with a flimsy lock — any determined burglar can break in with minimal effort. The secret keys in this scenario are just as vulnerable, making it a prime target for malicious actors. This vulnerability stems from the use of weak secret keys in signing JSON Web Tokens (JWTs), which can be exploited through brute-force attacks to obtain the key, allowing attackers to create fraudulent tokens.

What to do

If attackers successfully brute-force the secret key, they could forge JWT tokens at will, gaining unauthorized access to sensitive user data and actions. This breach could lead to data theft, user impersonation, or even complete account takeover, making it absolutely devastating for users and the organization alike! ⚡ Update to Xpand IT Write-back Manager version 2.3.2 or later to secure your JWT tokens with strong, robust secret keys. Additionally, consider implementing rate limiting on your token validation process to mitigate brute-force attempts. 🛡️ You've got this! Address this vulnerability quickly, and you'll be one step closer to securing your system! ✨

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00687 · 52.1th percentile
Weakness
CWE-307 · Improper Restriction of Excessive Authentication Attempts
Published
2023-12-20T06:15Z
Affected products (1)
ProductVersionsFixed in
xpand-it/write-back_managerall versions—
References (3)
EPSS history
Timeline
  • 20 DEC 00:00Z
    Xpand IT Write-back Manager v2.3.1 uses weak secret keys to sign JWT tokens
    cvelistv5