Home > Vulnerability Database > CVE-2021-39275

Mend.io Vulnerability Database

CVE-2021-39275

Date: September 16, 2021

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.

Language: C

Severity Score

9.8

Related Resources (27)

Url: https://access.redhat.com/security/cve/CVE-2021-39275

Url: https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf

Url: https://www.debian.org/security/2021/dsa-4982

Url: https://lists.apache.org/thread.html/r82838efc5fa6fc4c73986399c9b71573589f78b31846aff5bd9b1697%40%3Cusers.httpd.apache.org%3E

Url: https://httpd.apache.org/security/vulnerabilities_24.html

Url: https://lists.apache.org/thread.html/r3925e167d5eb1c75def3750c155d753064e1d34a143028bb32910432%40%3Cusers.httpd.apache.org%3E

Url: https://lists.debian.org/debian-lts-announce/2021/10/msg00001.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-39275

Url: https://security.netapp.com/advisory/ntap-20211008-0004/

Url: https://lists.apache.org/thread.html/r61fdbfc26ab170f4e6492ef3bd5197c20b862ce156e9d5a54d4b899c@%3Cusers.httpd.apache.org%3E

Url: https://security-tracker.debian.org/tracker/CVE-2021-39275

Url: https://lists.apache.org/thread.html/r82c077663f9759c7df5a6656f925b3ee4f55fcd33c889ba7cd687029%40%3Cusers.httpd.apache.org%3E

Url: https://www.oracle.com/security-alerts/cpujan2022.html

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-39275

Url: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/

Url: https://lists.apache.org/thread.html/r82838efc5fa6fc4c73986399c9b71573589f78b31846aff5bd9b1697@%3Cusers.httpd.apache.org%3E

Url: https://www.oracle.com/security-alerts/cpuapr2022.html

Url: https://lists.apache.org/thread.html/r82c077663f9759c7df5a6656f925b3ee4f55fcd33c889ba7cd687029@%3Cusers.httpd.apache.org%3E

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/

Url: https://security.alpinelinux.org/vuln/CVE-2021-39275

Url: https://lists.apache.org/thread.html/r3925e167d5eb1c75def3750c155d753064e1d34a143028bb32910432@%3Cusers.httpd.apache.org%3E

Url: https://security.gentoo.org/glsa/202208-20

Url: https://lists.apache.org/thread.html/r61fdbfc26ab170f4e6492ef3bd5197c20b862ce156e9d5a54d4b899c%40%3Cusers.httpd.apache.org%3E

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/

Url: https://www.mend.io/vulnerability-database/CVE-2021-39275

Severity Score

9.8

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	7.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

Mend.io Vulnerability Database

We found results for “”

CVE-2021-39275

Date: September 16, 2021

Language: C

Severity Score

Related Resources (27)

Severity Score

Weakness Type (CWE)

CVSS v3.1

CVSS v2

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