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CVE-2020-8284

Publication date 9 December 2020

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

3.7 · Low

Score breakdown

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.

Status

Package Ubuntu Release Status
curl 20.10 groovy
Fixed 7.68.0-1ubuntu4.2
20.04 LTS focal
Fixed 7.68.0-1ubuntu2.4
18.04 LTS bionic
Fixed 7.58.0-2ubuntu3.12
16.04 LTS xenial
Fixed 7.47.0-1ubuntu2.18
14.04 LTS trusty

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
curl

Severity score breakdown

Parameter Value
Base score 3.7 · Low
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality Low
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

References

Related Ubuntu Security Notices (USN)

Other references