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Vulnerability Details : CVE-2021-39275

ap_escape_quotes() may write beyond the end of a buffer when given malicious input. No included modules pass untrusted data to these functions, but third-party / external modules may. This issue affects Apache HTTP Server 2.4.48 and earlier.
Publish Date : 2021-09-16 Last Update Date : 2021-11-29
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- CVSS Scores & Vulnerability Types

CVSS Score
7.5
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 787

- Products Affected By CVE-2021-39275

# Product Type Vendor Product Version Update Edition Language
1 Application Apache Http Server * * * * Version Details Vulnerabilities
2 OS Debian Debian Linux 9.0 * * * Version Details Vulnerabilities
3 OS Debian Debian Linux 10.0 * * * Version Details Vulnerabilities
4 OS Debian Debian Linux 11.0 * * * Version Details Vulnerabilities
5 OS Fedoraproject Fedora 34 * * * Version Details Vulnerabilities
6 OS Fedoraproject Fedora 35 * * * Version Details Vulnerabilities
7 Application Netapp Clustered Data Ontap - * * * Version Details Vulnerabilities
8 Application Netapp Storagegrid - * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Apache Http Server 1
Debian Debian Linux 3
Fedoraproject Fedora 2
Netapp Clustered Data Ontap 1
Netapp Storagegrid 1

- References For CVE-2021-39275

https://lists.apache.org/thread.html/[email protected]%3Cusers.httpd.apache.org%3E
MLIST [httpd-users] 20210923 [[email protected]] 2.4.49 security fixes: more info
https://lists.apache.org/thread.html/[email protected]%3Cusers.httpd.apache.org%3E
MLIST [httpd-users] 20210923 Re: [[email protected]] Re: [External] : [[email protected]] 2.4.49 security fixes: more info
https://www.debian.org/security/2021/dsa-4982
DEBIAN DSA-4982
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ
CISCO 20211124 Multiple Vulnerabilities in Apache HTTP Server Affecting Cisco Products: November 2021
https://lists.fedoraproject.org/archives/list/[email protected]/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/
FEDORA FEDORA-2021-e3f6dd670d
https://lists.debian.org/debian-lts-announce/2021/10/msg00001.html
MLIST [debian-lts-announce] 20211002 [SECURITY] [DLA 2776-1] apache2 security update
https://security.netapp.com/advisory/ntap-20211008-0004/ CONFIRM
https://httpd.apache.org/security/vulnerabilities_24.html
https://lists.apache.org/thread.html/[email protected]%3Cusers.httpd.apache.org%3E
MLIST [httpd-users] 20210923 Re: [[email protected]] 2.4.49 security fixes: more info
https://lists.fedoraproject.org/archives/list/[email protected]/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/
FEDORA FEDORA-2021-dce7e7738e
https://lists.apache.org/thread.html/[email protected]%3Cusers.httpd.apache.org%3E
MLIST [httpd-users] 20210923 [[email protected]] Re: [External] : [[email protected]] 2.4.49 security fixes: more info

- Metasploit Modules Related To CVE-2021-39275

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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