CVE-2020-8284

A malicious server can use the FTP PASV response to trick curl 7.73.0 and earlier into connecting back to a given IP address and port, and this way potentially make curl extract information about services that are otherwise private and not disclosed, for example doing port scanning and service banner extractions.
References
Link Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf Patch Third Party Advisory
https://curl.se/docs/CVE-2020-8284.html Vendor Advisory
https://hackerone.com/reports/1040166 Permissions Required
https://lists.debian.org/debian-lts-announce/2020/12/msg00029.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DAEHE2S2QLO4AO4MEEYL75NB7SAH5PSL/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZUVSQHN2ESHMJXNQ2Z7T2EELBB5HJXG/ Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202012-14 Third Party Advisory
https://security.netapp.com/advisory/ntap-20210122-0007/ Third Party Advisory
https://support.apple.com/kb/HT212325 Third Party Advisory
https://support.apple.com/kb/HT212326 Third Party Advisory
https://support.apple.com/kb/HT212327 Third Party Advisory
https://www.debian.org/security/2021/dsa-4881 Third Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.html Patch Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf Patch Third Party Advisory
https://curl.se/docs/CVE-2020-8284.html Vendor Advisory
https://hackerone.com/reports/1040166 Permissions Required
https://lists.debian.org/debian-lts-announce/2020/12/msg00029.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DAEHE2S2QLO4AO4MEEYL75NB7SAH5PSL/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZUVSQHN2ESHMJXNQ2Z7T2EELBB5HJXG/ Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202012-14 Third Party Advisory
https://security.netapp.com/advisory/ntap-20210122-0007/ Third Party Advisory
https://support.apple.com/kb/HT212325 Third Party Advisory
https://support.apple.com/kb/HT212326 Third Party Advisory
https://support.apple.com/kb/HT212327 Third Party Advisory
https://www.debian.org/security/2021/dsa-4881 Third Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.html Patch Third Party Advisory
https://cert-portal.siemens.com/productcert/html/ssa-389290.html
https://cert-portal.siemens.com/productcert/html/ssa-398330.html
Configurations

Configuration 1 (hide)

cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Configuration 4 (hide)

OR cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:hci_storage_node:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:netapp:hci_bootstrap_os:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:*

Configuration 6 (hide)

OR cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
cpe:2.3:o:apple:macos:11.0.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:11.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:11.2:*:*:*:*:*:*:*

Configuration 7 (hide)

OR cpe:2.3:a:oracle:communications_billing_and_revenue_management:12.0.0.3.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:essbase:21.2:*:*:*:*:*:*:*
cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
cpe:2.3:o:fujitsu:m10-1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m10-1:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND
cpe:2.3:o:fujitsu:m10-4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m10-4:-:*:*:*:*:*:*:*

Configuration 10 (hide)

AND
cpe:2.3:o:fujitsu:m10-4s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m10-4s:-:*:*:*:*:*:*:*

Configuration 11 (hide)

AND
cpe:2.3:o:fujitsu:m12-1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m12-1:-:*:*:*:*:*:*:*

Configuration 12 (hide)

AND
cpe:2.3:o:fujitsu:m12-2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m12-2:-:*:*:*:*:*:*:*

Configuration 13 (hide)

AND
cpe:2.3:o:fujitsu:m12-2s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m12-2s:-:*:*:*:*:*:*:*

Configuration 14 (hide)

AND
cpe:2.3:o:fujitsu:m10-1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m10-1:-:*:*:*:*:*:*:*

Configuration 15 (hide)

AND
cpe:2.3:o:fujitsu:m10-4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m10-4:-:*:*:*:*:*:*:*

Configuration 16 (hide)

AND
cpe:2.3:o:fujitsu:m10-4s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m10-4s:-:*:*:*:*:*:*:*

Configuration 17 (hide)

AND
cpe:2.3:o:fujitsu:m12-1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m12-1:-:*:*:*:*:*:*:*

Configuration 18 (hide)

AND
cpe:2.3:o:fujitsu:m12-2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m12-2:-:*:*:*:*:*:*:*

Configuration 19 (hide)

AND
cpe:2.3:o:fujitsu:m12-2s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:fujitsu:m12-2s:-:*:*:*:*:*:*:*

Configuration 20 (hide)

cpe:2.3:a:siemens:sinec_infrastructure_network_services:*:*:*:*:*:*:*:*

Configuration 21 (hide)

OR cpe:2.3:a:splunk:universal_forwarder:*:*:*:*:*:*:*:*
cpe:2.3:a:splunk:universal_forwarder:*:*:*:*:*:*:*:*
cpe:2.3:a:splunk:universal_forwarder:9.1.0:*:*:*:*:*:*:*

History

14 Oct 2026, 09:17

Type Values Removed Values Added
References
  • () https://cert-portal.siemens.com/productcert/html/ssa-389290.html -
  • () https://cert-portal.siemens.com/productcert/html/ssa-398330.html -

Information

Published : 2020-12-14 20:15

Updated : 2026-10-14 09:17


NVD link : CVE-2020-8284

Mitre link : CVE-2020-8284

CVE.ORG link : CVE-2020-8284


JSON object : View

Products Affected

netapp

  • hci_bootstrap_os
  • clustered_data_ontap
  • solidfire
  • hci_storage_node
  • hci_management_node
  • hci_compute_node

fujitsu

  • m10-4s
  • m10-4_firmware
  • m10-1_firmware
  • m12-2s
  • m10-4s_firmware
  • m12-1_firmware
  • m12-2s_firmware
  • m12-2_firmware
  • m10-1
  • m12-2
  • m12-1
  • m10-4

oracle

  • communications_billing_and_revenue_management
  • essbase
  • communications_cloud_native_core_policy
  • peoplesoft_enterprise_peopletools

apple

  • macos
  • mac_os_x

siemens

  • sinec_infrastructure_network_services

splunk

  • universal_forwarder

fedoraproject

  • fedora

debian

  • debian_linux

haxx

  • curl
CWE
CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

NVD-CWE-noinfo