The Apache Pulsar C++ Client does not verify peer TLS certificates when making HTTPS calls for the OAuth2.0 Client Credential Flow, even when tlsAllowInsecureConnection is disabled via configuration. This vulnerability allows an attacker to perform a man in the middle attack and intercept and/or modify the GET request that is sent to the ClientCredentialFlow 'issuer url'. The intercepted credentials can be used to acquire authentication data from the OAuth2.0 server to then authenticate with an Apache Pulsar cluster. An attacker can only take advantage of this vulnerability by taking control of a machine 'between' the client and the server. The attacker must then actively manipulate traffic to perform the attack. The Apache Pulsar Python Client wraps the C++ client, so it is also vulnerable in the same way. This issue affects Apache Pulsar C++ Client and Python Client versions 2.7.0 to 2.7.4; 2.8.0 to 2.8.3; 2.9.0 to 2.9.2; 2.10.0 to 2.10.1; 2.6.4 and earlier. Any users running affected versions of the C++ Client or the Python Client should rotate vulnerable OAuth2.0 credentials, including client_id and client_secret. 2.7 C++ and Python Client users should upgrade to 2.7.5 and rotate vulnerable OAuth2.0 credentials. 2.8 C++ and Python Client users should upgrade to 2.8.4 and rotate vulnerable OAuth2.0 credentials. 2.9 C++ and Python Client users should upgrade to 2.9.3 and rotate vulnerable OAuth2.0 credentials. 2.10 C++ and Python Client users should upgrade to 2.10.2 and rotate vulnerable OAuth2.0 credentials. 3.0 C++ users are unaffected and 3.0 Python Client users will be unaffected when it is released. Any users running the C++ and Python Client for 2.6 or less should upgrade to one of the above patched versions.
References
Link | Resource |
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https://huntr.dev/bounties/df89b724-3201-47aa-b8cd-282e112a566f | Exploit Issue Tracking Patch Third Party Advisory |
https://lists.apache.org/thread/ky1ssskvkj00y36k7nys9b5gm5jjrzwv | Issue Tracking Mailing List Vendor Advisory |
https://huntr.dev/bounties/df89b724-3201-47aa-b8cd-282e112a566f | Exploit Issue Tracking Patch Third Party Advisory |
https://lists.apache.org/thread/ky1ssskvkj00y36k7nys9b5gm5jjrzwv | Issue Tracking Mailing List Vendor Advisory |
Configurations
Configuration 1 (hide)
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History
21 Nov 2024, 07:08
Type | Values Removed | Values Added |
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References | () https://huntr.dev/bounties/df89b724-3201-47aa-b8cd-282e112a566f - Exploit, Issue Tracking, Patch, Third Party Advisory | |
References | () https://lists.apache.org/thread/ky1ssskvkj00y36k7nys9b5gm5jjrzwv - Issue Tracking, Mailing List, Vendor Advisory |
Information
Published : 2022-11-04 12:15
Updated : 2024-11-21 07:08
NVD link : CVE-2022-33684
Mitre link : CVE-2022-33684
CVE.ORG link : CVE-2022-33684
JSON object : View
Products Affected
apache
- pulsar
CWE
CWE-295
Improper Certificate Validation