CVE-2015-20122
Seeyon A6 OA Unauthenticated SQL Injection via downloadAtt.jsp
- State
- Published
- Severity
- 8.7 High
- Published
- Sep 29, 2026
- Updated
- Sep 29, 2026
- Reserved
- Sep 29, 2026
Description
Seeyon A6 collaborative office automation platform contains an unauthenticated SQL injection vulnerability in the attach_ids parameter of the file attachment download endpoint that allows remote attackers to extract arbitrary database contents without prior authentication. Attackers can inject UNION-based SQL statements through the attach_ids request parameter in downloadAtt.jsp to retrieve sensitive information including credentials and system configuration data. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-17.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N | VulnCheck |
Weaknesses
- CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Affected Products
| Product | Versions |
|---|---|
A6 OAYonyou |
|
References
- Seebug Advisorythird-party-advisory
- DayDayPoC Advisorythird-party-advisory
- https://www.vulncheck.com/advisories/seeyon-a6-oa-unauthenticated-sql-injection-via-downloadatt-jspthird-party-advisory
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