CVE-2021-26637
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
There is no account authentication and permission check logic in the firmware and existing apps of SiHAS's SGW-300, ACM-300, GCM-300, so unauthorized users can remotely control the device.
Overview
- CVE ID
- CVE-2021-26637
- Assigner
- vuln@krcert.or.kr
- Vulnerability Status
- Analyzed
- Published Version
- 2022-06-23T17:15:11
- Last Modified Date
- 2022-06-29T16:50:22
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:shinasys:sihas_sgw-300_firmware:-:*:*:*:*:android:*:* | 1 | OR | ||
| cpe:2.3:o:shinasys:sihas_sgw-300_firmware:-:*:*:*:*:iphone_os:*:* | 1 | OR | ||
| cpe:2.3:h:shinasys:sihas_sgw-300:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:shinasys:sihas_acm-300_firmware:-:*:*:*:*:android:*:* | 1 | OR | ||
| cpe:2.3:o:shinasys:sihas_acm-300_firmware:-:*:*:*:*:iphone_os:*:* | 1 | OR | ||
| cpe:2.3:h:shinasys:sihas_acm-300:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:shinasys:sihas_gcm-300_firmware:-:*:*:*:*:android:*:* | 1 | OR | ||
| cpe:2.3:o:shinasys:sihas_gcm-300_firmware:-:*:*:*:*:iphone_os:*:* | 1 | OR | ||
| cpe:2.3:h:shinasys:sihas_gcm-300:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66782 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-26637 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26637 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-06-23 18:00:18 | Added to TrackCVE |