CVE-2021-33570
CVSS V2 Low 3.5
CVSS V3 Medium 5.4
Description
Postbird 0.8.4 allows stored XSS via the onerror attribute of an IMG element in any PostgreSQL database table. This can result in reading local files via vectors involving XMLHttpRequest and open of a file:/// URL, or discovering PostgreSQL passwords via vectors involving Window.localStorage and savedConnections.
Overview
- CVE ID
- CVE-2021-33570
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-05-25T22:15:10
- Last Modified Date
- 2022-06-03T18:54:45
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:postbird_project:postbird:0.8.4:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:S/C:N/I:P/A:N
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- SINGLE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 3.5
- Severity
- LOW
- Exploitability Score
- 6.8
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality Impact
- LOW
- Availability Impact
- NONE
- Base Score
- 5.4
- Base Severity
- MEDIUM
- Exploitability Score
- 2.3
- Impact Score
- 2.7
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/Tridentsec-io/postbird | Exploit Third Party Advisory |
| https://github.com/Paxa/postbird/issues/134 | Issue Tracking Third Party Advisory |
| https://github.com/Paxa/postbird/issues/132 | Issue Tracking Third Party Advisory |
| https://github.com/Paxa/postbird/issues/133 | Issue Tracking Third Party Advisory |
| http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html | Exploit Third Party Advisory VDB Entry |
| http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html | |
| https://www.exploit-db.com/exploits/49910 | |
| https://tridentsec.io/blogs/postbird-cve-2021-33570/ |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-33570 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33570 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:10:50 | Added to TrackCVE | |||
| 2022-12-05 02:58:58 | 2021-05-25T22:15Z | 2021-05-25T22:15:10 | CVE Published Date | updated |
| 2022-12-05 02:58:58 | 2022-06-03T18:54:45 | CVE Modified Date | updated | |
| 2022-12-05 02:58:58 | Analyzed | Vulnerability Status | updated |