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CVE-2022-31630

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CVE-2022-31630

Published: Nov 14, 2022

Modified: Aug 3, 2024

PUBLISHED

CVSS v3.1

6.5

MEDIUM

Description

In PHP versions prior to 7.4.33, 8.0.25 and 8.1.12, when using imageloadfont() function in gd extension, it is possible to supply a specially crafted font file, such as if the loaded font is used with imagechar() function, the read outside allocated buffer will be used. This can lead to crashes or disclosure of confidential information. 

VendorProductVersions

PHP Group

PHP

affected
7.4.x - < 7.4.33
affected
8.0.x - < 8.0.25
affected
8.1.x - < 8.1.12

Weaknesses (CWE)

CWE-131
CWE-190

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

Low

References

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