CVEdetails.com the ultimate security vulnerability data source
(e.g.: CVE-2009-1234 or 2010-1234 or 20101234)
Log In   Register
  Take a third party risk management course for FREE
Vulnerability Feeds & WidgetsNew   

Vulnerability Details : CVE-2021-22945

When sending data to an MQTT server, libcurl <= 7.73.0 and 7.78.0 could in some circumstances erroneously keep a pointer to an already freed memory area and both use that again in a subsequent call to send data and also free it *again*.
Publish Date : 2021-09-23 Last Update Date : 2022-12-22
Search Twitter   Search YouTube   Search Google

- CVSS Scores & Vulnerability Types

CVSS Score
5.8
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 415

- Products Affected By CVE-2021-22945

# Product Type Vendor Product Version Update Edition Language
1 OS Apple Macos * * * * Version Details Vulnerabilities
2 OS Debian Debian Linux 11.0 * * * Version Details Vulnerabilities
3 OS Fedoraproject Fedora 33 * * * Version Details Vulnerabilities
4 OS Fedoraproject Fedora 35 * * * Version Details Vulnerabilities
5 Application Haxx Libcurl * * * * Version Details Vulnerabilities
6 Application Netapp Cloud Backup - * * * Version Details Vulnerabilities
7 Application Netapp Clustered Data Ontap - * * * Version Details Vulnerabilities
8 Application Oracle Mysql Server * * * * Version Details Vulnerabilities
9 Application Siemens Sinec Ins * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Apple Macos 1
Debian Debian Linux 1
Fedoraproject Fedora 2
Haxx Libcurl 1
Netapp Cloud Backup 1
Netapp Clustered Data Ontap 1
Oracle Mysql Server 1
Siemens Sinec Ins 1

- References For CVE-2021-22945

https://security.gentoo.org/glsa/202212-01
GENTOO GLSA-202212-01
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf CONFIRM
https://www.debian.org/security/2022/dsa-5197
DEBIAN DSA-5197
https://hackerone.com/reports/1269242
https://lists.fedoraproject.org/archives/list/[email protected]/message/APOAK4X73EJTAPTSVT7IRVDMUWVXNWGD/
FEDORA FEDORA-2021-1d24845e93
https://support.apple.com/kb/HT213183 CONFIRM
https://www.oracle.com/security-alerts/cpuoct2021.html
http://seclists.org/fulldisclosure/2022/Mar/29
FULLDISC 20220314 APPLE-SA-2022-03-14-4 macOS Monterey 12.3
https://security.netapp.com/advisory/ntap-20211029-0003/ CONFIRM
https://lists.fedoraproject.org/archives/list/[email protected]/message/RWLEC6YVEM2HWUBX67SDGPSY4CQB72OE/
FEDORA FEDORA-2021-fc96a3a749

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0

- Metasploit Modules Related To CVE-2021-22945

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


CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site. OVAL is a registered trademark of The MITRE Corporation and the authoritative source of OVAL content is MITRE's OVAL web site.
Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.