CVE-2020-20746
CVSS V2 Medium 6.5
CVSS V3 High 7.2
Description
A stack-based buffer overflow in the httpd server on Tenda AC9 V15.03.06.60_EN allows remote attackers to execute arbitrary code or cause a denial of service (DoS) via a crafted POST request to /goform/SetStaticRouteCfg.
Overview
- CVE ID
- CVE-2020-20746
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-30T21:15:07
- Last Modified Date
- 2022-09-14T20:33:58
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:tendacn:ac9_firmware:15.03.06.60_en:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:tendacn:ac9:3.0:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:S/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- SINGLE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.5
- Severity
- MEDIUM
- Exploitability Score
- 8
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.2
- Base Severity
- HIGH
- Exploitability Score
- 1.2
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://cwe.mitre.org/data/definitions/121.html | Technical Description |
| https://github.com/grapefruitvul/vulinfo/blob/master/tenda/vul1.md | Exploit Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-20746 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20746 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:52:04 | Added to TrackCVE | |||
| 2022-12-05 11:36:10 | 2021-09-30T21:15Z | 2021-09-30T21:15:07 | CVE Published Date | updated |
| 2022-12-05 11:36:10 | 2022-09-14T20:33:58 | CVE Modified Date | updated | |
| 2022-12-05 11:36:10 | Analyzed | Vulnerability Status | updated | |
| 2022-12-05 11:36:14 | References | updated |