CVE-2023-22481

Sensitive information exposure in the logs of greader API in FreshRSS

State
Published
Severity
4.0 Medium
Published
Mar 6, 2023
Updated
Feb 25, 2025
Reserved
Dec 29, 2022

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Description

FreshRSS is a self-hosted RSS feed aggregator. When using the greader API, the provided password is logged in clear in `users/_/log_api.txt` in the case where the authentication fails. The issues occurs in `authorizationToUser()` in `greader.php`. If there is an issue with the request or the credentials, `unauthorized()` or `badRequest()` is called. Both these functions are printing the return of `debugInfo()` in the logs. `debugInfo()` will return the content of the request. By default, this will be saved in `users/_/log_api.txt` and if the const `COPY_LOG_TO_SYSLOG` is true, in syslogs as well. Exploiting this issue requires having access to logs produced by FreshRSS. Using the information from the logs, a malicious individual could get users' API keys (would be displayed if the users fills in a bad username) or passwords.

Scores

CVSSScoreVectorSource
3.14.0 MediumCVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:N/A:NGitHub_M

Weaknesses

  • CWE-532 Insertion of Sensitive Information into Log File

Affected Products

ProductVersions
FreshRSSFreshRSS
  • >= 1.9.0, < 1.21.0Affected

References

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