YesWiki 4.6.0 before 4.7.0 and 5.0.0-alpha1 before 5.0.0-alpha4 contains an unauthenticated SQL injection vulnerability in SearchManager::prepareSearchRequest(). Field names from the query and searchfields parameters of the public Bazar entries search API are placed in a backtick-quoted alias escaped only with mysqli_real_escape_string. Attackers can supply a backtick to inject subqueries, reading data such as user password hashes or exhausting database threads with SLEEP().
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
High
Complete denial of service
CVSS Vector v4.0
Weakness Type (CWE)
Vulnerable Products 2
| Configuration | From (including) | Up to (excluding) |
|---|---|---|
|
Yeswiki Yeswiki
cpe:2.3:a:yeswiki:yeswiki:*:*:*:*:*:*:*:*
|
4.6.0
|
4.7.0
|
|
Yeswiki Yeswiki
cpe:2.3:a:yeswiki:yeswiki:*:*:*:*:*:*:*:*
|
5.0.0-alpha1
|
5.0.0-alpha4
|
References 3
https://github.com/YesWiki/yeswiki/security/advisories/GHSA-ccp2-6q93-hggh
GitHub Security Advisory (GHSA-ccp2-6q93-hggh)
https://github.com/YesWiki/yeswiki/security/advisories/GHSA-hgxv-w4r8-8877
GitHub Security Advisory (GHSA-hgxv-w4r8-8877)
https://www.vulncheck.com/advisories/yeswiki-4.6.0-before-4.7.0-sql-injection-v…
VulnCheck Advisory: YesWiki 4.6.0 before 4.7.0 SQL Injection via Bazar Entries Search API