CVE-2021-34860
CVSS V2 Low 3.3
CVSS V3 Medium 6.5
Description
This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of D-Link DAP-2020 1.01rc001 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the getpage parameter provided to the webproc endpoint. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of root. Was ZDI-CAN-12103.
Overview
- CVE ID
- CVE-2021-34860
- Assigner
- zdi-disclosures@trendmicro.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-10-25T17:15:08
- Last Modified Date
- 2023-04-26T18:55:30
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:d-link:dap-2020_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.01 | |
| cpe:2.3:h:d-link:dap-2020:*:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:A/AC:L/Au:N/C:P/I:N/A:N
- Access Vector
- ADJACENT_NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 3.3
- Severity
- LOW
- Exploitability Score
- 6.5
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- ADJACENT_NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 2.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-21-976/ | Third Party Advisory VDB Entry |
| https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10201 | Patch Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-34860 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34860 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:49:31 | Added to TrackCVE | |||
| 2022-12-05 13:14:12 | 2021-10-25T17:15Z | 2021-10-25T17:15:08 | CVE Published Date | updated |
| 2022-12-05 13:14:12 | 2021-10-27T17:11:09 | CVE Modified Date | updated | |
| 2022-12-05 13:14:12 | Analyzed | Vulnerability Status | updated | |
| 2023-04-26 19:21:09 | 2023-04-26T18:55:30 | CVE Modified Date | updated |