CVE-2021-20709
CVSS V2 High 9
CVSS V3 High 7.2
Description
Improper validation of integrity check value vulnerability in NEC Aterm WF1200CR firmware Ver1.3.2 and earlier, Aterm WG1200CR firmware Ver1.3.3 and earlier, and Aterm WG2600HS firmware Ver1.5.1 and earlier allows an attacker with an administrative privilege to execute arbitrary OS commands by sending a specially crafted request to a specific URL.
Overview
- CVE ID
- CVE-2021-20709
- Assigner
- vultures@jpcert.or.jp
- Vulnerability Status
- Analyzed
- Published Version
- 2021-04-26T01:15:07
- Last Modified Date
- 2021-05-05T20:02:07
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:nec:aterm_wf1200cr_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.3.2 | |
| cpe:2.3:h:nec:aterm_wf1200cr:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:nec:aterm_wg1200cr_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.3.3 | |
| cpe:2.3:h:nec:aterm_wg1200cr:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:nec:aterm_wg2600hs_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.5.1 | |
| cpe:2.3:h:nec:aterm_wg2600hs:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:S/C:C/I:C/A:C
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- SINGLE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 9
- Severity
- HIGH
- Exploitability Score
- 8
- Impact Score
- 10
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.2
- Base Severity
- HIGH
- Exploitability Score
- 1.2
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://jvn.jp/en/jp/JVN29739718/index.html | Third Party Advisory |
| https://jpn.nec.com/security-info/secinfo/nv21-010.html | Mitigation Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-20709 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20709 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:16:55 | Added to TrackCVE | |||
| 2022-12-06 02:47:13 | 2021-04-26T01:15Z | 2021-04-26T01:15:07 | CVE Published Date | updated |
| 2022-12-06 02:47:13 | 2021-05-05T20:02:07 | CVE Modified Date | updated | |
| 2022-12-06 02:47:13 | Analyzed | Vulnerability Status | updated |