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7.5
HIGH CVSS 3.1
CVE-2023-31122
Apache HTTP Server mod_macro Out-of-bounds Read Vulnerability
Description

Out-of-bounds Read vulnerability in mod_macro of Apache HTTP Server.This issue affects Apache HTTP Server: through 2.4.57.

INFO

Published Date :

Oct. 23, 2023, 7:15 a.m.

Last Modified :

Aug. 1, 2025, 2:03 a.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2023-31122 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Fedoraproject fedora
1 Debian debian_linux
1 Apache http_server
: Total Affected Vendor : 3 | Products : 3
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH [email protected]
Solution
Update Apache HTTP Server to address the out-of-bounds read vulnerability.
  • Update affected httpd packages.
  • Upgrade to Apache HTTP Server version 2.4.58 or later.
Public PoC/Exploit Available at Github

CVE-2023-31122 has a 10 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-31122.

URL Resource
https://httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
https://lists.debian.org/debian-lts-announce/2024/05/msg00013.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/TI3V2YCEUM65QDYPGGNUZ7UONIM5OEXC/ Mailing List
https://lists.fedoraproject.org/archives/list/[email protected]/message/VZJTT5TEFNSBWVMKCLS6EZ7PI6EJYBCO/ Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/ZFDNHDH4VLFGDPY6MEZV2RO5N5FLFONW/ Third Party Advisory
https://security.netapp.com/advisory/ntap-20231027-0011/ Third Party Advisory
https://httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
https://lists.debian.org/debian-lts-announce/2024/05/msg00013.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/TI3V2YCEUM65QDYPGGNUZ7UONIM5OEXC/ Mailing List
https://lists.fedoraproject.org/archives/list/[email protected]/message/VZJTT5TEFNSBWVMKCLS6EZ7PI6EJYBCO/ Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/ZFDNHDH4VLFGDPY6MEZV2RO5N5FLFONW/ Third Party Advisory
https://security.netapp.com/advisory/ntap-20231027-0011/ Third Party Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-31122 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-31122 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
dusbot/cpe2cve

A tool written in Go that queries CVE information using CPE (Common Platform Enumeration) as input, with support for library integration（使用go实现的一个根据cpe查询cve信息的工具，支持库调用）

Go

Updated: 5 days, 6 hours ago
4 stars 1 fork 1 watcher
Born at : June 25, 2025, 2:52 a.m. This repo has been linked 70 different CVEs too.
Profile Photo
lekctut/sdb-hw-13-01

None

Updated: 3 months ago
0 stars 0 fork 0 watcher
Born at : May 25, 2025, 1:14 p.m. This repo has been linked 331 different CVEs too.
Profile Photo
security-enjoyer/Pentest

None

Updated: 3 months, 4 weeks ago
0 stars 0 fork 0 watcher
Born at : April 21, 2025, 1:24 p.m. This repo has been linked 7 different CVEs too.
Profile Photo
jeanrafaellourenco/shodan-host-recon

None

Python

Updated: 2 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : April 1, 2025, 7:13 p.m. This repo has been linked 2 different CVEs too.
Profile Photo
M0rPH3U53/Massap

Accélération de la vitesse de scan de ports en combinant Nmap & Masscan

Shell

Updated: 6 months, 2 weeks ago
0 stars 0 fork 0 watcher
Born at : Feb. 3, 2025, 9:11 p.m. This repo has been linked 67 different CVEs too.
Profile Photo
NeoOniX/5ATTACK

None

Updated: 6 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : Jan. 30, 2025, 9:01 a.m. This repo has been linked 173 different CVEs too.
Profile Photo
EzeTauil/Maquina-Upload

Resolución de la Maquina Upload de Dockerlabs.es "El pinguino de Mario"

Updated: 11 months, 3 weeks ago
1 stars 1 fork 1 watcher
Born at : June 20, 2024, 4:04 p.m. This repo has been linked 19 different CVEs too.
Profile Photo
klemakle/audit-pentest-BOX

rapport pentest d'un site web de gestion de secrets

Updated: 11 months, 4 weeks ago
2 stars 0 fork 0 watcher
Born at : March 22, 2024, 9:20 p.m. This repo has been linked 2 different CVEs too.
Profile Photo
xonoxitron/cpe2cve

A Python 🐍 script to swiftly lookup CVEs from CPEs, uncovering software vulnerabilities by severity 🔍🛡️

cpe cve nist nvd python vulnerability

Python

Updated: 6 months ago
7 stars 2 fork 2 watcher
Born at : Nov. 10, 2023, 3:04 p.m. This repo has been linked 19 different CVEs too.
Profile Photo
arsenalzp/apch-operator

None

Dockerfile Makefile Go

Updated: 1 year, 8 months ago
1 stars 0 fork 0 watcher
Born at : Jan. 22, 2023, 8:54 p.m. This repo has been linked 3 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-31122 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2023-31122 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Modified Analysis by [email protected]

    Aug. 01, 2025

    Action Type Old Value New Value
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
    Changed CPE Configuration OR *cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:* versions up to (including) 2.4.57 OR *cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:* versions up to (excluding) 2.4.58
    Added Reference Type Apache Software Foundation: https://lists.debian.org/debian-lts-announce/2024/05/msg00013.html Types: Mailing List, Third Party Advisory
    Added Reference Type CVE: https://lists.debian.org/debian-lts-announce/2024/05/msg00013.html Types: Mailing List, Third Party Advisory
    Added Reference Type Apache Software Foundation: https://lists.fedoraproject.org/archives/list/[email protected]/message/VZJTT5TEFNSBWVMKCLS6EZ7PI6EJYBCO/ Types: Third Party Advisory
    Added Reference Type CVE: https://lists.fedoraproject.org/archives/list/[email protected]/message/VZJTT5TEFNSBWVMKCLS6EZ7PI6EJYBCO/ Types: Third Party Advisory
    Added Reference Type Apache Software Foundation: https://lists.fedoraproject.org/archives/list/[email protected]/message/ZFDNHDH4VLFGDPY6MEZV2RO5N5FLFONW/ Types: Third Party Advisory
    Added Reference Type CVE: https://lists.fedoraproject.org/archives/list/[email protected]/message/ZFDNHDH4VLFGDPY6MEZV2RO5N5FLFONW/ Types: Third Party Advisory
  • CVE Modified by [email protected]

    Feb. 13, 2025

    Action Type Old Value New Value
    Changed Description Out-of-bounds Read vulnerability in mod_macro of Apache HTTP Server.This issue affects Apache HTTP Server: through 2.4.57. Out-of-bounds Read vulnerability in mod_macro of Apache HTTP Server.This issue affects Apache HTTP Server: through 2.4.57.
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://httpd.apache.org/security/vulnerabilities_24.html
    Added Reference https://lists.debian.org/debian-lts-announce/2024/05/msg00013.html
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/TI3V2YCEUM65QDYPGGNUZ7UONIM5OEXC/
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/VZJTT5TEFNSBWVMKCLS6EZ7PI6EJYBCO/
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/ZFDNHDH4VLFGDPY6MEZV2RO5N5FLFONW/
    Added Reference https://security.netapp.com/advisory/ntap-20231027-0011/
  • CVE Modified by [email protected]

    Jun. 10, 2024

    Action Type Old Value New Value
    Added Reference Apache Software Foundation https://lists.debian.org/debian-lts-announce/2024/05/msg00013.html [No types assigned]
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/[email protected]/message/ZFDNHDH4VLFGDPY6MEZV2RO5N5FLFONW/ [No types assigned]
  • CVE Modified by [email protected]

    Nov. 03, 2023

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/VZJTT5TEFNSBWVMKCLS6EZ7PI6EJYBCO/ [No Types Assigned]
  • Reanalysis by [email protected]

    Oct. 30, 2023

    Action Type Old Value New Value
    Removed CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Initial Analysis by [email protected]

    Oct. 28, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
    Changed Reference Type https://httpd.apache.org/security/vulnerabilities_24.html No Types Assigned https://httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/TI3V2YCEUM65QDYPGGNUZ7UONIM5OEXC/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/TI3V2YCEUM65QDYPGGNUZ7UONIM5OEXC/ Mailing List
    Changed Reference Type https://security.netapp.com/advisory/ntap-20231027-0011/ No Types Assigned https://security.netapp.com/advisory/ntap-20231027-0011/ Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:* versions up to (including) 2.4.57
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Oct. 27, 2023

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20231027-0011/ [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 25, 2023

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/TI3V2YCEUM65QDYPGGNUZ7UONIM5OEXC/ [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.5
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.22 }} 0.06%

score

0.44477

percentile