CVE-2018-21202
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 D7800 before 1.0.1.30, R6100 before 1.0.1.20, 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 1.0.0.54, and WNDR4500v3 before 1.0.0.54.
Overview
- CVE ID
- CVE-2018-21202
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-04-28T16:15:13
- Last Modified Date
- 2020-05-04T21:53:53
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| 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:r6100_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.1.20 | |
| cpe:2.3:h:netgear:r6100:-:*:*:*:*:*:*:* | 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 | 1.0.0.54 | |
| cpe:2.3:h:netgear:wndr4300:v2:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.0.0.54 | |
| cpe:2.3:h:netgear:wndr4500:v3:*:*:*:*:*:*:* | 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/000055147/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2017-2590 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-21202 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-21202 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:34:17 | Added to TrackCVE | |||
| 2022-12-04 15:49:55 | 2020-04-28T16:15Z | 2020-04-28T16:15:13 | CVE Published Date | updated |
| 2022-12-04 15:49:55 | 2020-05-04T21:53:53 | CVE Modified Date | updated | |
| 2022-12-04 15:49:55 | Analyzed | Vulnerability Status | updated |