CVE-2021-20049
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
A vulnerability in SonicWall SMA100 password change API allows a remote unauthenticated attacker to perform SMA100 username enumeration based on the server responses. This vulnerability impacts 10.2.1.2-24sv, 10.2.0.8-37sv and earlier 10.x versions.
Overview
- CVE ID
- CVE-2021-20049
- Assigner
- PSIRT@sonicwall.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-12-23T02:15:06
- Last Modified Date
- 2022-07-08T18:20:05
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:sonicwall:sma_100_firmware:*:*:*:*:*:*:*:* | 1 | OR | 10.0.0.0 | |
| cpe:2.3:o:sonicwall:sma_100_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:sonicwall:sma_100_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:sonicwall:sma100:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:* | 1 | OR | 10.0.0.0 | |
| cpe:2.3:o:sonicwall:sma_200_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:sonicwall:sma_200_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:sonicwall:sma200:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:* | 1 | OR | 10.0.0.0 | |
| cpe:2.3:o:sonicwall:sma_210_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:sonicwall:sma_210_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:sonicwall:sma210:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:* | 1 | OR | 10.0.0.0 | |
| cpe:2.3:o:sonicwall:sma_400_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:sonicwall:sma_400_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:sonicwall:sma400:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:* | 1 | OR | 10.0.0.0 | |
| cpe:2.3:o:sonicwall:sma_410_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:sonicwall:sma_410_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:sonicwall:sma410:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:sonicwall:sma_500v_firmware:*:*:*:*:*:*:*:* | 1 | OR | 10.0.0.0 | |
| cpe:2.3:o:sonicwall:sma_500v_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:sonicwall:sma_500v_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:sonicwall:sma500v:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0030 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-20049 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20049 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:38:55 | Added to TrackCVE | |||
| 2022-12-06 04:43:57 | 2021-12-23T02:15Z | 2021-12-23T02:15:06 | CVE Published Date | updated |
| 2022-12-06 04:43:57 | 2022-07-08T18:20:05 | CVE Modified Date | updated | |
| 2022-12-06 04:43:57 | Analyzed | Vulnerability Status | updated |