CVE-2020-7060

Publication date 10 February 2020

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.1 · Critical

Score breakdown

When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause function mbfl_filt_conv_big5_wchar to read past the allocated buffer. This may lead to information disclosure or crash.

Status

Package Ubuntu Release Status
php5 19.10 eoan Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty
php7.0 19.10 eoan Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial
Fixed 7.0.33-0ubuntu0.16.04.11
14.04 LTS trusty Not in release
php7.2 19.10 eoan Not in release
18.04 LTS bionic
Fixed 7.2.24-0ubuntu0.18.04.3
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
php7.3 19.10 eoan
Fixed 7.3.11-0ubuntu0.19.10.3
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

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Severity score breakdown

Parameter Value
Base score 9.1 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

References

Related Ubuntu Security Notices (USN)

Other references