ghsa-4g76-w3xw-2x6w
Vulnerability from github
Published
2023-03-14 18:03
Modified
2023-03-14 18:03
Severity ?
VLAI Severity ?
Summary
Full authentication bypass if SASL authorization username is specified
Details
Impact
maddy 0.2.0 - 0.6.2 allows a full authentication bypass if SASL authorization username is specified when using the PLAIN authentication mechanisms. Instead of validating the specified authorization username, it is accepted as is after checking the credentials for the authentication username.
Patches
maddy 0.6.3 includes the fix for the bug.
Workarounds
There is no way to fix the issue without upgrading.
References
- Commit that introduced the vulnerable code: https://github.com/foxcpp/maddy/commit/55a91a37b71210f34f98f4d327c30308fe24399a
- Fix: https://github.com/foxcpp/maddy/commit/9f58cb64b39cdc01928ec463bdb198c4c2313a9c
{ "affected": [ { "package": { "ecosystem": "Go", "name": "github.com/foxcpp/maddy" }, "ranges": [ { "events": [ { "introduced": "0.2.0" }, { "fixed": "0.6.3" } ], "type": "ECOSYSTEM" } ] } ], "aliases": [ "CVE-2023-27582" ], "database_specific": { "cwe_ids": [ "CWE-287" ], "github_reviewed": true, "github_reviewed_at": "2023-03-14T18:03:22Z", "nvd_published_at": "2023-03-13T22:15:00Z", "severity": "CRITICAL" }, "details": "### Impact\n\nmaddy 0.2.0 - 0.6.2 allows a full authentication bypass if SASL authorization username is specified when using the PLAIN authentication mechanisms. Instead of validating the specified authorization username, it is accepted as is after checking the credentials for the authentication username.\n\n### Patches\n\nmaddy 0.6.3 includes the fix for the bug. \n\n### Workarounds\n\nThere is no way to fix the issue without upgrading.\n\n### References\n\n* Commit that introduced the vulnerable code: https://github.com/foxcpp/maddy/commit/55a91a37b71210f34f98f4d327c30308fe24399a\n* Fix: https://github.com/foxcpp/maddy/commit/9f58cb64b39cdc01928ec463bdb198c4c2313a9c\n", "id": "GHSA-4g76-w3xw-2x6w", "modified": "2023-03-14T18:03:22Z", "published": "2023-03-14T18:03:22Z", "references": [ { "type": "WEB", "url": "https://github.com/foxcpp/maddy/security/advisories/GHSA-4g76-w3xw-2x6w" }, { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-27582" }, { "type": "WEB", "url": "https://github.com/foxcpp/maddy/commit/55a91a37b71210f34f98f4d327c30308fe24399a" }, { "type": "WEB", "url": "https://github.com/foxcpp/maddy/commit/9f58cb64b39cdc01928ec463bdb198c4c2313a9c" }, { "type": "PACKAGE", "url": "https://github.com/foxcpp/maddy" }, { "type": "WEB", "url": "https://github.com/foxcpp/maddy/releases/tag/v0.6.3" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "type": "CVSS_V3" } ], "summary": "Full authentication bypass if SASL authorization username is specified" }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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