CVE-2022-31011

TiDB authentication bypass vulnerability

Description

TiDB is an open-source NewSQL database that supports Hybrid Transactional and Analytical Processing (HTAP) workloads. Under certain conditions, an attacker can construct malicious authentication requests to bypass the authentication process, resulting in privilege escalation or unauthorized access. Only users using TiDB 5.3.0 are affected by this vulnerability. TiDB version 5.3.1 contains a patch for this issue. Other mitigation strategies include turning off Security Enhanced Mode (SEM), disabling local login for non-root accounts, and ensuring that the same IP cannot be logged in as root and normal user at the same time.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.01%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: pingcap tidb
Published at:
Updated at:

References

Link Tags
https://github.com/pingcap/tidb/security/advisories/GHSA-4whx-7p29-mq22 mitigation third party advisory
https://github.com/pingcap/tidb/releases/tag/v5.3.1 third party advisory release notes

Frequently Asked Questions

What is the severity of CVE-2022-31011?
CVE-2022-31011 has been scored as a high severity vulnerability.
How to fix CVE-2022-31011?
To fix CVE-2022-31011, 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-2022-31011 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-31011 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-31011?
CVE-2022-31011 affects pingcap tidb.
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