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patchstackDavid BinovecPATCHSTACK:35F913508217E93C166D9D8C740040DE
HistoryOct 29, 2020 - 12:00 a.m.

WordPress <= 5.5.1 - Mishandling Embeds From Disabled Sites On a Multisite Network vulnerability

2020-10-2900:00:00
David Binovec
patchstack.com
10

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

Mishandling Embeds From Disabled Sites On a Multisite Network vulnerability found by David Binovec in WordPress (versions <= 5.5.1).

Solution

           Update the WordPress to the latest available version (at least 5.5.2).
CPENameOperatorVersion
wordpressle5.5.1

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N