CVSS 3.1 Score 7.5 of 10 (high)


Published Oct 23, 2023
Updated: Nov 7, 2023
CWE ID 125


CVE-2023-31122 is an Out-of-bounds Read vulnerability found in the mod_macro module of Apache HTTP Server. This vulnerability affects Apache HTTP Server versions up to 2.4.57. The vulnerability has a high severity rating with a base score of 7.5 according to NIST's National Vulnerability Database (NVD). It has a low attack complexity and does not require any privileges or user interaction. The attack vector is through the network and it can potentially have a high impact on the availability of the affected system. The vulnerability allows an attacker to read data outside the boundaries of an allocated memory buffer, which can lead to information disclosure or remote code execution. To remediate this vulnerability, it is recommended to update Apache HTTP Server to version 2.4.58 or later, which includes a fix for this issue.

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