CVE-2021-26102: Path Traversal

Published Dec 19, 2024
·
Updated

A relative path traversal vulnerability (CWE-23) in FortiWAN version 4.5.7 and below, 4.4 all versions may allow a remote non-authenticated attacker to delete files on the system by sending a crafted POST request. In particular, deleting specific configuration files will reset the Admin password to its default value.

Affected Software

2 affected components
Fortinet FortiWan<=4.5.7, =4.4
Fortinet FortiWan>=4.4.0<4.5.8

Remediation

Information

Please upgrade to FortiWAN version 4.5.8 or above Please upgrade to AscenLink version 7.2.24 or above

Event History

Dec 19, 2024
CVE Published
via MITRE·01:56 PM
Data Sourced
via MITRE·01:56 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·02:15 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2021-26102?

CVE-2021-26102 is considered a high severity vulnerability due to its potential impact on system integrity.

2

How do I fix CVE-2021-26102?

To fix CVE-2021-26102, upgrade FortiWAN to version 4.5.8 or later.

3

Who is affected by CVE-2021-26102?

CVE-2021-26102 affects FortiWAN versions 4.5.7 and below, as well as all versions of 4.4.

4

What type of vulnerability is CVE-2021-26102?

CVE-2021-26102 is a relative path traversal vulnerability (CWE-23).

5

What can an attacker do with CVE-2021-26102?

An attacker exploiting CVE-2021-26102 can delete system files, including specific configuration files that may reset the Admin password.

Contact

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