Friday, May 9, 2025
HomeCVE/vulnerabilityCritical Security Flaws with Apache HTTP Server Let Hackers Execute Arbitrary Code...

Critical Security Flaws with Apache HTTP Server Let Hackers Execute Arbitrary Code Remotely

Published on

SIEM as a Service

Follow Us on Google News

An urgent update has been released (Apache HTTP Server 2.4.52) recently by the Apache Software Foundation to resolve critical vulnerabilities in its Apache HTTP Server. 

The discovered vulnerability was marked as critical and it could be exploited by the threat actors to take control of a vulnerable system. 

Apart from this, even CISA, the U.S. government’s security response agency has also requested open-source community users to immediately update their old vulnerable version with the latest one.

- Advertisement - Google News

Flaws Forced to Release Update

Here we have mentioned the flaws that have forced to release an urgent update with the patch:-

  • CVE ID: CVE-2021-44790
  • Description: Possible buffer overflow when parsing multipart content in mod_lua of Apache HTTP Server 2.4.51 and earlier.
  • Severity: Critical
  • CVSS: 9.8
  • CVE ID: CVE-2021-44224
  • Description: Possible NULL dereference or SSRF in forwarding proxy configurations in Apache HTTP Server 2.4.51 and earlier.
  • Severity: High
  • CVSS: 8.2

While the latest GA release of the new generation 2.4.x branch of Apache HTTPD is the newly released version that is Apache HTTP Server 2.4.52, and Apache has recommended all the users to immediately update all the prior versions.

Here’s what the foundation stated:-

“A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery).”

Where to download?

If you want to download the most recent version of Apache HTTP Server, version 2.4.52 then you can visit the here, as it’s the official download channel of Apache foundation.

Moreover, in the list of known exploited vulnerabilities, these security flaws are identified by the cybersecurity experts, and all these are maintained by the U.S. government’s security response agency CISA.

Balaji
Balaji
BALAJI is an Ex-Security Researcher (Threat Research Labs) at Comodo Cybersecurity. Editor-in-Chief & Co-Founder - Cyber Security News & GBHackers On Security.

Latest articles

Critical Vulnerability in Ubiquiti UniFi Protect Camera Allows Remote Code Execution by Attackers

Critical security vulnerabilities in Ubiquiti’s UniFi Protect surveillance ecosystem-one rated the maximum severity score...

IXON VPN Client Vulnerability Allows Privilege Escalation for Attackers

A critical security vulnerability in IXON’s widely used VPN client has exposed Windows, Linux,...

Cisco IOS Software SISF Vulnerability Could Enable Attackers to Launch DoS Attacks

Cisco has released security updates addressing a critical vulnerability in the Switch Integrated Security...

Seamless AI Communication: Microsoft Azure Adopts Google’s A2A Protocol

Microsoft has announced its support for the Agent2Agent (A2A) protocol, an open standard developed...

Resilience at Scale

Why Application Security is Non-Negotiable

The resilience of your digital infrastructure directly impacts your ability to scale. And yet, application security remains a critical weak link for most organizations.

Application Security is no longer just a defensive play—it’s the cornerstone of cyber resilience and sustainable growth. In this webinar, Karthik Krishnamoorthy (CTO of Indusface) and Phani Deepak Akella (VP of Marketing – Indusface), will share how AI-powered application security can help organizations build resilience by

Discussion points


Protecting at internet scale using AI and behavioral-based DDoS & bot mitigation.
Autonomously discovering external assets and remediating vulnerabilities within 72 hours, enabling secure, confident scaling.
Ensuring 100% application availability through platforms architected for failure resilience.
Eliminating silos with real-time correlation between attack surface and active threats for rapid, accurate mitigation

More like this

Cisco IOS XE Vulnerability Allows Attackers to Gain Elevated Privileges

Cisco has issued an urgent security advisory (ID: cisco-sa-iosxe-privesc-su7scvdp) following the discovery of multiple...

Cisco IOS, XE, and XR Vulnerability Allows Remote Device Reboots

 Cisco has issued an urgent security advisory (cisco-sa-twamp-kV4FHugn) warning of a critical vulnerability in...

Cisco IOS XE Wireless Controllers Vulnerability Lets Attackers Seize Full Control

A critical security flaw has been discovered in Cisco IOS XE Wireless LAN Controllers...