Vulnerability CVE-2020-13921
Published: 2020-08-05

Description:
**Resolved** Only when using H2/MySQL/TiDB as Apache SkyWalking storage, there is a SQL injection vulnerability in the wildcard query cases.

Type:

CWE-89

 (Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection'))

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Apache -> Skywalking 

 References:
http://www.openwall.com/lists/oss-security/2020/08/05/3
https://github.com/apache/skywalking/pull/4970
https://lists.apache.org/thread.html/r6f3a934ebc54585d8468151a494c1919dc1ee2cccaf237ec434dbbd6@%3Cdev.skywalking.apache.org%3E
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