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CVE-2021-26109

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CVE-2021-26109

Published: Dec 8, 2021

Modified: Oct 25, 2024

PUBLISHED

CVSS v3.1

8.1

HIGH

Description

An integer overflow or wraparound vulnerability in the memory allocator of SSLVPN in FortiOS before 7.0.1 may allow an unauthenticated attacker to corrupt control data on the heap via specifically crafted requests to SSLVPN, resulting in potentially arbitrary code execution.

VendorProductVersions

Fortinet

Fortinet FortiOS

affected
FortiOS before 7.0.1

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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