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CVE-2021-20718

Good to know:

Date: May 19, 2021

mod_auth_openidc 2.4.0 to 2.4.7 allows a remote attacker to cause a denial-of-service (DoS) condition via unspecified vectors.

Language: C

Severity Score

7.5

Related Resources (12)

Url: https://github.com/zmartzone/mod_auth_openidc

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

Url: https://security-tracker.debian.org/tracker/CVE-2021-20718

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HJK366TLFEOIYWTHQSZO24MSDPBXHJU/

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-20718

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-20718

Url: https://jvn.jp/en/jp/JVN49704918/index.html

Url: https://www.zmartzone.eu/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FV4KYMQWPS3I2QPW2C253MLIAFGBZPLK/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5HJK366TLFEOIYWTHQSZO24MSDPBXHJU/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FV4KYMQWPS3I2QPW2C253MLIAFGBZPLK/

Url: https://www.mend.io/vulnerability-database/CVE-2021-20718

Severity Score

7.5

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Top Fix

Upgrade Version

Upgrade to version v2.4.7.1

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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