Vulnerability Details CVE-2021-21335
In the SPNEGO HTTP Authentication Module for nginx (spnego-http-auth-nginx-module) before version 1.1.1 basic Authentication can be bypassed using a malformed username. This affects users of spnego-http-auth-nginx-module that have enabled basic authentication. This is fixed in version 1.1.1 of spnego-http-auth-nginx-module. As a workaround, one may disable basic authentication.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 61.1%
CVSS Severity
CVSS v3 Score 5.3
CVSS v2 Score 7.5
References
- https://github.com/stnoonan/spnego-http-auth-nginx-module/commit/a06f9efca373e25328b1c53639a48decd0854570
- https://github.com/stnoonan/spnego-http-auth-nginx-module/releases/tag/v1.1.1
- https://github.com/stnoonan/spnego-http-auth-nginx-module/security/advisories/GHSA-ww8q-72rx-hc54
- https://github.com/stnoonan/spnego-http-auth-nginx-module/commit/a06f9efca373e25328b1c53639a48decd0854570
- https://github.com/stnoonan/spnego-http-auth-nginx-module/releases/tag/v1.1.1
- https://github.com/stnoonan/spnego-http-auth-nginx-module/security/advisories/GHSA-ww8q-72rx-hc54
Products affected by CVE-2021-21335
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cpe:2.3:a:spnego_http_authentication_module_project:spnego_http_authentication_module:-
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cpe:2.3:a:spnego_http_authentication_module_project:spnego_http_authentication_module:1.0.0
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cpe:2.3:a:spnego_http_authentication_module_project:spnego_http_authentication_module:1.1.0