CVE-2021-26112
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
Multiple stack-based buffer overflow vulnerabilities [CWE-121] both in network daemons and in the command line interpreter of FortiWAN before 4.5.9 may allow an unauthenticated attacker to potentially corrupt control data in memory and execute arbitrary code via specifically crafted requests.
Overview
- CVE ID
- CVE-2021-26112
- Assigner
- psirt@fortinet.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-04-06T10:15:07
- Last Modified Date
- 2022-04-13T18:46:09
Weakness Enumerations
CPE Configuration (Product)
CPE | Vulnerable | Operator | Version Start | Version End |
---|---|---|---|---|
cpe:2.3:a:fortinet:fortiwan:*:*:*:*:*:*:*:* | 1 | OR | 4.5.8 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
Reference URL | Reference Tags |
---|---|
https://fortiguard.com/psirt/FG-IR-21-065 | Patch Vendor Advisory |
Sources
Source Name | Source URL |
---|---|
NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-26112 |
MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26112 |
History
Created | Old Value | New Value | Data Type | Notes |
---|---|---|---|---|
2022-05-10 15:43:01 | Added to TrackCVE | |||
2022-12-06 14:23:28 | 2022-04-06T10:15Z | 2022-04-06T10:15:07 | CVE Published Date | updated |
2022-12-06 14:23:28 | 2022-04-13T18:46:09 | CVE Modified Date | updated | |
2022-12-06 14:23:28 | Analyzed | Vulnerability Status | updated |