SQL Injection Vulnerability in Odyssey by Yandex Affecting Client Authentication
CVE-2021-43766

8.1HIGH

Key Information:

Vendor

Odyssey Project

Status
Odyssey
Vendor
CVE Published:
25 August 2022

What is CVE-2021-43766?

The Odyssey software by Yandex is vulnerable to a security flaw where it transmits unencrypted bytes from the client to the server during initial connection establishment. When configured to utilize the certificate Common Name for client authentication, a man-in-the-middle attacker can exploit this vulnerability to inject arbitrary SQL queries, potentially leading to unauthorized access or manipulation of database information. Despite employing SSL certificate verification and encryption, this issue poses significant risks to data integrity and confidentiality.

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Affected Version(s)

Odyssey Odyssey 1.1

References

https://www.postgresql.org/support/security/CVE-2021-23214/
x_refsource_MISC
https://github.com/yandex/odyssey/issues/376%2C
x_refsource_MISC

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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