CVE-2020-8284

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

14/12/2020

Last modified:

08/04/2024

Description

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.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 3.70 LOW
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): None
Availability (A): None

Base Score 3.x

3.70

Severity 3.x

LOW

Vector 2.0

AV:N/AC:M/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0

4.30

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:haxx:curl::::::::		7.73.0 (including)
cpe:2.3:o:fedoraproject:fedora:32:::::::*
cpe:2.3:o:fedoraproject:fedora:33:::::::*
cpe:2.3:o:debian:debian_linux:9.0:::::::*
cpe:2.3:o:debian:debian_linux:10.0:::::::*
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:-:::::::*
cpe:2.3:o:netapp:hci_bootstrap_os:-:::::::*
cpe:2.3:h:netapp:hci_compute_node:-:::::::*
cpe:2.3:o:apple:mac_os_x::::::::	10.14.0 (including)	10.14.6 (excluding)
cpe:2.3:o:apple:mac_os_x::::::::	10.15 (including)	10.15.7 (excluding)
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::::::

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:a:haxx:curl::::::::		7.73.0 (including)
cpe:2.3:o:fedoraproject:fedora:32:::::::*
cpe:2.3:o:fedoraproject:fedora:33:::::::*
cpe:2.3:o:debian:debian_linux:9.0:::::::*
cpe:2.3:o:debian:debian_linux:10.0:::::::*
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:-:::::::*
cpe:2.3:o:netapp:hci_bootstrap_os:-:::::::*
cpe:2.3:h:netapp:hci_compute_node:-:::::::*
cpe:2.3:o:apple:mac_os_x::::::::	10.14.0 (including)	10.14.6 (excluding)
cpe:2.3:o:apple:mac_os_x::::::::	10.15 (including)	10.15.7 (excluding)
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::::::

CVE-2020-8284

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools