CVE-2021-25631

In the LibreOffice 7-1 series in versions prior to 7.1.2, and in the 7-0 series in versions prior to 7.0.5, the denylist can be circumvented by manipulating the link so it doesn't match the denylist but results in ShellExecute attempting to launch an executable type.

CVSS v3 8.8 HIGH
CVSS v2.0 9.3 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.3^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 8.6 / Impact : 10.0

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://positive.security/blog/url-open-rce#open-libreoffice	Exploit Third Party Advisory
https://www.libreoffice.org/about-us/security/advisories/cve-2021-25631/	Vendor Advisory
https://positive.security/blog/url-open-rce#open-libreoffice	Exploit Third Party Advisory
https://www.libreoffice.org/about-us/security/advisories/cve-2021-25631/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:libreoffice:libreoffice::::::::
	cpe:2.3:a:libreoffice:libreoffice::::::::

History

21 Nov 2024, 05:55

Type	Values Removed	Values Added
References	~~() https://positive.security/blog/url-open-rce#open-libreoffice - Exploit, Third Party Advisory~~	() https://positive.security/blog/url-open-rce#open-libreoffice - Exploit, Third Party Advisory
References	~~() https://www.libreoffice.org/about-us/security/advisories/cve-2021-25631/ - Vendor Advisory~~	() https://www.libreoffice.org/about-us/security/advisories/cve-2021-25631/ - Vendor Advisory

Information

Published : 2021-05-03 12:15

Updated : 2024-11-21 05:55

NVD link : CVE-2021-25631

Mitre link : CVE-2021-25631

CVE.ORG link : CVE-2021-25631

JSON object : View

Products Affected

libreoffice

libreoffice

CWE

CWE-184

Incomplete List of Disallowed Inputs

NVD-CWE-Other

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