Vulnerability Details CVE-2021-31590
PwnDoc all versions until 0.4.0 (2021-08-23) has incorrect JSON Webtoken handling, leading to incorrect access control. With a valid JSON Webtoken that is used for authentication and authorization, a user can keep his admin privileges even if he is downgraded to the "user" privilege. Even after a user's account is deleted, the user can still access the administration panel (and add or delete users) and has complete access to the system.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.015
EPSS Ranking 80.2%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 9.0
References
- https://github.com/pwndoc/pwndoc/blob/59519735b0d831d8fd96d7c3387f66d28407e583/CHANGELOG.md#040-2021-08-23
- https://github.com/pwndoc/pwndoc/commit/15f3dc0e212eda465e05fda0feb002d1bce2939d
- https://github.com/pwndoc/pwndoc/commit/ff1b868cec55f5b6c7a91e15a2b0b1f4324121ab
- https://github.com/pwndoc/pwndoc/pull/128
- https://github.com/pwndoc/pwndoc/pull/74
- https://github.com/pwndoc/pwndoc/security/advisories
- https://www.dgc.org/responsible_disclosure_pwndoc_jwt
- https://github.com/pwndoc/pwndoc/blob/59519735b0d831d8fd96d7c3387f66d28407e583/CHANGELOG.md#040-2021-08-23
- https://github.com/pwndoc/pwndoc/commit/15f3dc0e212eda465e05fda0feb002d1bce2939d
- https://github.com/pwndoc/pwndoc/commit/ff1b868cec55f5b6c7a91e15a2b0b1f4324121ab
- https://github.com/pwndoc/pwndoc/pull/128
- https://github.com/pwndoc/pwndoc/pull/74
- https://github.com/pwndoc/pwndoc/security/advisories
- https://www.dgc.org/responsible_disclosure_pwndoc_jwt
Products affected by CVE-2021-31590
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cpe:2.3:a:pwndoc_project:pwndoc:-
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cpe:2.3:a:pwndoc_project:pwndoc:0.1.0
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cpe:2.3:a:pwndoc_project:pwndoc:0.2.0
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cpe:2.3:a:pwndoc_project:pwndoc:0.3.0