CVE-2021-20024
CVSS V2 Medium 6.8
CVSS V3 High 8.1
Description
Multiple Out-of-Bound read vulnerability in SonicWall Switch when handling LLDP Protocol allows an attacker to cause a system instability or potentially read sensitive information from the memory locations.
Overview
- CVE ID
- CVE-2021-20024
- Assigner
- PSIRT@sonicwall.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-07-09T22:15:08
- Last Modified Date
- 2021-07-16T16:59:00
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:sonicwall:switch:*:*:*:*:*:*:*:* | 1 | OR | 1.0.0.5-16 | |
| cpe:2.3:h:sonicwall:sws12-10fpoe:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:sonicwall:sws12-8:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:sonicwall:sws12-8poe:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:sonicwall:sws14-24:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:sonicwall:sws14-24fpoe:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:sonicwall:sws14-48:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:sonicwall:sws14-48fpoe:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:A/AC:L/Au:N/C:P/I:N/A:C
- Access Vector
- ADJACENT_NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 6.5
- Impact Score
- 7.8
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- Attack Vector
- ADJACENT_NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 8.1
- Base Severity
- HIGH
- Exploitability Score
- 2.8
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0011 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-20024 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20024 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:06:40 | Added to TrackCVE | |||
| 2022-12-05 05:44:21 | 2021-07-09T22:15Z | 2021-07-09T22:15:08 | CVE Published Date | updated |
| 2022-12-05 05:44:21 | 2021-07-16T16:59:00 | CVE Modified Date | updated | |
| 2022-12-05 05:44:21 | Analyzed | Vulnerability Status | updated |