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Vulnerability Details : CVE-2021-32920

Prosody before 0.11.9 allows Uncontrolled CPU Consumption via a flood of SSL/TLS renegotiation requests.
Publish Date : 2021-05-13 Last Update Date : 2021-05-26
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
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 400

- Products Affected By CVE-2021-32920

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 10.0 * * * Version Details Vulnerabilities
2 OS Fedoraproject Fedora 32 * * * Version Details Vulnerabilities
3 OS Fedoraproject Fedora 33 * * * Version Details Vulnerabilities
4 OS Fedoraproject Fedora 34 * * * Version Details Vulnerabilities
5 Application Prosody Prosody * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 1
Fedoraproject Fedora 3
Prosody Prosody 1

- References For CVE-2021-32920[email protected]/message/GUN63AHEWB2WRROJHU3BVJRWLONCT2B7/
FEDORA FEDORA-2021-498be8f560[email protected]/message/LWJ2DG2DFJOEFEWOUN26IMYYWGSA2ZEE/
FEDORA FEDORA-2021-a33f6e36e1
MLIST [oss-security] 20210514 Re: Prosody XMPP server advisory 2021-05-12 (multiple vulnerabilities)
MLIST [oss-security] 20210513 Prosody XMPP server advisory 2021-05-12 (multiple vulnerabilities)
DEBIAN DSA-4916[email protected]/message/6MFFBZWXKPZEVZNQSVJNCUE7WRF3T7DG/
FEDORA FEDORA-2021-b5d8c6d086

- Metasploit Modules Related To CVE-2021-32920

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

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