CVE-2018-21170
CVSS V2 Medium 5.8
CVSS V3 High 8.8
Description
Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects EX2700 before 1.0.1.28, R7800 before 1.0.2.40, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, and WN3100RPv2 before 1.0.0.56.
Overview
- CVE ID
- CVE-2018-21170
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-04-27T18:15:12
- Last Modified Date
- 2020-05-01T19:31:13
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.2.40 | |
| cpe:2.3:h:netgear:r7800:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:ex2700_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.1.28 | |
| cpe:2.3:h:netgear:ex2700:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:wn2000rpt_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.1.20 | |
| cpe:2.3:h:netgear:wn2000rpt:v3:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:wn3000rp_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.2.50 | |
| cpe:2.3:h:netgear:wn3000rp:v3:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:wn3100rp_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.0.56 | |
| cpe:2.3:h:netgear:wn3100rp:v2:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:A/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- ADJACENT_NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 5.8
- Severity
- MEDIUM
- Exploitability Score
- 6.5
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/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
- 8.8
- Base Severity
- HIGH
- Exploitability Score
- 2.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://kb.netgear.com/000055188/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-and-Extenders-PSV-2017-2638 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-21170 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-21170 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:34:34 | Added to TrackCVE | |||
| 2022-12-04 15:45:33 | 2020-04-27T18:15Z | 2020-04-27T18:15:12 | CVE Published Date | updated |
| 2022-12-04 15:45:33 | 2020-05-01T19:31:13 | CVE Modified Date | updated | |
| 2022-12-04 15:45:33 | Analyzed | Vulnerability Status | updated |