User Activity Log < 1.6.7 - IP Spoofing
CVE-2023-4279

7.5HIGH

Key Information:

Vendor

Wordpress
Status
User Activity Log
Vendor
CVE Published:
4 September 2023

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-4279?

The User Activity Log WordPress plugin versions before 1.6.7 are vulnerable due to improper retrieval of client IP addresses from potentially untrusted headers. This flaw enables attackers to tamper with the IP address values, which can be exploited to obscure the origin of harmful traffic, thereby compromising the security of the WordPress site.

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Affected Version(s)

User Activity Log 0 < 1.6.7

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2023-4279 - Proof of Concept

References

https://wpscan.com/vulnerability/2bd2579e-b383-4d12-b207-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Bartlomiej Marek and Tomasz Swiadek
WPScan
JSON
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