CVE-2024-2053: The Artica Proxy administrative web application will deserialize arbitrary PHP objects supplied by unauthentic

This week

HIGH 7.5REMOTEDOWNGRADE

CVE-2024-2053 is a high-severity flaw (CVSS 7.5) affecting artica proxy. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Artica Proxy administrative web application will deserialize arbitrary PHP objects supplied by unauthenticated users and subsequently enable code execution as the "www-data" user. This issue was demonstrated on version 4.50 of the The Artica-Proxy administrative web application attempts to prevent local file inclusion. These protections can be bypassed and arbitrary file requests supplied by unauthenticated users will be returned according to

Why this priority

High severity
EPSS top 1%: very likely to be exploited
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	44.6% (top 1%)
CISA exploited list	No
Weakness	CWE-23
Published	2024-03-21
Last modified	2026-06-17

Publisher (CNA): Austin Hackers Anonymous · Vendor: articatech

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-03-21 02:52 UTCPublished CVE record published
2026-06-17 07:23 UTCUpdated Record last modified

articatech artica proxy DOWNGRADE

Affected: 4.40.000000 · 4.50.000000

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.40.000000

1. Check installed version

apt-cache policy artica-proxy || rpm -q artica-proxy || artica-proxy --version

2. No fixed release: DOWNGRADE to a release before 4.40.000000 (Debian / Ubuntu)

apt-cache madison artica-proxy sudo apt install artica-proxy=<VERSION_BEFORE_4.40.000000> sudo apt-mark hold artica-proxy

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list artica-proxy sudo dnf downgrade artica-proxy-<VERSION_BEFORE_4.40.000000> sudo dnf versionlock add artica-proxy

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: Artica Proxy - Unauthenticated LFI

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-2053?

artica proxy: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-2053 being exploited?

CVE-2024-2053 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-2053 affect?

CVE-2024-2053 affects artica proxy. Severity is high (CVSS 7.5). The Artica Proxy administrative web application will deserialize arbitrary PHP objects supplied by unauthenticated users and subsequently enable code execution as the "www-data" user. This issue was demonstrated on version 4.50 of the The A

How urgent is CVE-2024-2053?

Priority 61/100. High severity; EPSS top 1%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2024-2056 CRITICAL 9.8 DOWNGRADE Services that are running and bound to the loopback interface on the Artica Proxy are accessible through the p
CVE-2024-2055 CRITICAL 9.8 DOWNGRADE The "Rich Filemanager" feature of Artica Proxy provides a web-based interface for file management capabilities
CVE-2024-2054 CRITICAL 9.8 DOWNGRADE The Artica-Proxy administrative web application will deserialize arbitrary PHP objects supplied by unauthentic

References

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