Apache HTTP Server Path Traversal Vulnerability

Released: Sep 14, 2022


Medium Severity

Apache Vendor

Vulnerability Type


Attackers still targeting Apache Path Traversal vulnerability in high volumes

Apache webservers running an older and vulnerable version of Apache 2.4.49 and 2.4.50 are still deployed on various could platforms. According to Shodan, 6000+ webservers could still be vulnerable to a path traversal attack and can eventually lead to remote code execution. Learn More »

Common Vulnerabilities and Exposures

CVE-2021-41773
CVE-2021-42013

Background

Apache HTTP Server Project released a security advisory about a year ago on a path traversal and file disclosure vulnerability in Apache HTTP Server 2.4.49 and 2.4.50 tracked as CVE-2021-41773 and CVE-2021-42013.

Latest Development

Recent news and incidents related to cybersecurity threats encompassing various events such as data breaches, cyber-attacks, security incidents, and vulnerabilities discovered.


October 7, 2021: Apache released update 2.4.51 which fixes both CVE-2021-41773 and CVE-2021-42013.


September 12, 2022: According to FortiGuard research, CVE-2021-42013 and CVE-2021-41773 are seen in high attack attempts worldwide with an average of 40,000 device detections. It is strongly advised to update vulnerable Apache servers as soon as possible if not already updated. June 8, 2022: Latest Apache HTTP Server version 2.4.54 released.

FortiGuard Cybersecurity Framework

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PROTECT
  • Vulnerability

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DETECT
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RESPOND
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RECOVER
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IDENTIFY
  • Attack Surface Hardening

Threat Intelligence

Information gathered from analyzing ongoing cybersecurity events including threat actors, their tactics, techniques, and procedures (TTPs), indicators of compromise (IOCs), malware and related vulnerabilities.


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IOC Threat Activity

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References

Sources of information in support and relation to this Outbreak and vendor.