medium
6.1
CWE
345 310 319
Advisory Published
CVE Published
Updated

CVE-2021-22947

First published: Fri Sep 10 2021(Updated: )

curl. Multiple issues were addressed by updating to curl version 7.79.1.

Credit: CVE-2021-22946 CVE-2021-22947 CVE-2021-22945 support@hackerone.com support@hackerone.com

Affected SoftwareAffected VersionHow to fix
redhat/rh-dotnet31-curl<0:7.61.1-22.el7_9
0:7.61.1-22.el7_9
redhat/curl<0:7.61.1-18.el8_4.2
0:7.61.1-18.el8_4.2
redhat/curl<0:7.61.1-12.el8_2.4
0:7.61.1-12.el8_2.4
debian/curl<=7.64.0-4+deb10u2
7.64.0-4+deb10u7
7.74.0-1.3+deb11u9
7.74.0-1.3+deb11u10
7.88.1-10+deb12u3
7.88.1-10+deb12u4
8.4.0-2
redhat/curl<7.79.0
7.79.0
macOS<12.3
12.3
Curl>=7.20.0<7.79.0
Red Hat Fedora=33
Red Hat Fedora=35
Debian Linux=9.0
Debian Linux=10.0
Debian Linux=11.0
NetApp Cloud Backup
IBM Data ONTAP
All of
NetApp H300S Firmware
NetApp H300S Firmware
All of
NetApp H500e Firmware
NetApp H500e Firmware
All of
NetApp H700S
NetApp H700S
All of
NetApp H300E
NetApp H300E Firmware
All of
NetApp H500S Firmware
NetApp H500e Firmware
All of
NetApp H700E
NetApp H700E
All of
NetApp H410S
NetApp H410S Firmware
All of
NetApp SolidFire Baseboard Management Controller Firmware
NetApp SolidFire
Oracle Communications Cloud Native Core Binding Support Function=1.11.0
Oracle Communications Cloud Native Core Network Function Cloud Native Environment=1.10.0
Oracle Communications Cloud Native Core Network Repository Function=1.15.0
Oracle Communications Cloud Native Core Network Repository Function=1.15.1
Oracle Communications Cloud Native Core Network Slice Selection Function=1.8.0
Oracle Communications Cloud Native Core Service Communication Proxy=1.15.0
MySQL>=5.7.0<=5.7.35
MySQL>=8.0.0<=8.0.26
Oracle PeopleTools=8.57
Oracle PeopleTools=8.58
Oracle PeopleTools=8.59
Siemens SINEC Infrastructure Network Services<1.0.1.1
macOS<12.3
Oracle Commerce=11.3.2
Oracle Communications Cloud Native Core Binding Support Function=22.1.3
Oracle Communications Cloud Native Core Console=22.2.0
Oracle Communications Cloud Native Core Network Repository Function=22.1.2
Oracle Communications Cloud Native Core Network Repository Function=22.2.0
Oracle Communications Cloud Native Core Network Repository Function=22.1.1
Splunk Universal Forwarder>=8.2.0<8.2.12
Splunk Universal Forwarder>=9.0.0<9.0.6
Splunk Universal Forwarder=9.1.0
NetApp H300S Firmware
NetApp H300S Firmware
NetApp H500e Firmware
NetApp H500e Firmware
NetApp H700S
NetApp H700S
NetApp H300E
NetApp H300E Firmware
NetApp H500S Firmware
NetApp H500e Firmware
NetApp H700E
NetApp H700E
NetApp H410S
NetApp H410S Firmware
NetApp SolidFire Baseboard Management Controller Firmware
NetApp SolidFire

Remedy

https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf

Remedy

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

Remedy

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

Remedy

https://www.oracle.com/security-alerts/cpujul2022.html

Remedy

https://www.oracle.com/security-alerts/cpuoct2021.html

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2021-22947?

    CVE-2021-22947 is a vulnerability in the curl software library that allows a server to send multiple responses at once, leading to potential security issues.

  • What is the severity of CVE-2021-22947?

    The severity of CVE-2021-22947 is medium, with a CVSS score of 6.1.

  • How does CVE-2021-22947 affect the curl software?

    CVE-2021-22947 affects curl versions 7.20.0 to 7.78.0 when using STARTTLS to upgrade to TLS security for IMAP or POP3 connections.

  • How can I fix CVE-2021-22947?

    To fix CVE-2021-22947, update to curl version 7.79.1 or higher.

  • Where can I find more information about CVE-2021-22947?

    You can find more information about CVE-2021-22947 at the following references: [link1], [link2], [link3].

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