CVE-2020-13921

Description

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

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 6.10% Top 10%
Third-Party Advisory openwall.com Third-Party Advisory github.com
Affected: n/a Apache SkyWalking
Published at:
Updated at:

References

Link Tags
https://github.com/apache/skywalking/pull/4970 third party advisory
http://www.openwall.com/lists/oss-security/2020/08/05/3 third party advisory mailing list
https://lists.apache.org/thread.html/r6f3a934ebc54585d8468151a494c1919dc1ee2cccaf237ec434dbbd6%40%3Cdev.skywalking.apache.org%3E mailing list

Frequently Asked Questions

What is the severity of CVE-2020-13921?
CVE-2020-13921 has been scored as a critical severity vulnerability.
How to fix CVE-2020-13921?
To fix CVE-2020-13921, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-13921 being actively exploited in the wild?
It is possible that CVE-2020-13921 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-13921?
CVE-2020-13921 affects n/a Apache SkyWalking.
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