CVE-2018-21211
CVSS V2 Medium 5.8
CVSS V3 High 8.8
Description
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, D7800 before 1.0.1.30, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, WNDR4500v3 before 1.0.0.50, and WNR2000v5 before 1.0.0.62.
Overview
- CVE ID
- CVE-2018-21211
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-04-28T16:15:13
- Last Modified Date
- 2020-05-05T19:21:07
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:netgear:d3600_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.0.67 | |
| cpe:2.3:h:netgear:d3600:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:d6000_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.0.67 | |
| cpe:2.3:h:netgear:d6000:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:d6100_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.0.56 | |
| cpe:2.3:h:netgear:d6100:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.1.30 | |
| cpe:2.3:h:netgear:d7800:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.0.118 | |
| cpe:2.3:h:netgear:r7500:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.3.24 | |
| cpe:2.3:h:netgear:r7500:v2:*:*:*:*:*:*:* | 0 | OR | ||
| 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:r9000_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.2.52 | |
| cpe:2.3:h:netgear:r9000:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:wndr3700_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.2.96 | |
| cpe:2.3:h:netgear:wndr3700:v4:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.2.98 | |
| cpe:2.3:h:netgear:wndr4300:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.0.50 | |
| cpe:2.3:h:netgear:wndr4300:v2:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.0.50 | |
| cpe:2.3:h:netgear:wndr4500:v3:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.0.62 | |
| cpe:2.3:h:netgear:wnr2000:v5:*:*:*:*:*:*:* | 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/000055138/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-and-Gateways-PSV-2017-2491 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-21211 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-21211 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:34:07 | Added to TrackCVE | |||
| 2022-12-04 15:50:31 | 2020-04-28T16:15Z | 2020-04-28T16:15:13 | CVE Published Date | updated |
| 2022-12-04 15:50:31 | 2020-05-05T19:21:07 | CVE Modified Date | updated | |
| 2022-12-04 15:50:31 | Analyzed | Vulnerability Status | updated |