{"id":"GHSA-vx2x-9cff-fhjw","aliases":[],"status":"published","title":"DSInternals Credential Roaming Elevation of Privilege Vulnerability","description":"### Impact\n\nA vulnerability exists in the `DSInternals.Common.Data.RoamedCredential.Save()` method, which incorrectly parses the `msPKIAccountCredentials` LDAP attribute values. As a consequence, a malicious actor would be able to modify the file system of the computer where an application using this function is executed with administrative privileges.\n\nA [similar security issue](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30170) used to be present in the Windows operating system, as DSInternals re-implements the Credential Roaming feature of Windows.\n\n### Exploitability\n\nThe vulnerability can be exploited under the following circumstances:\n- An attacker is able to modify the `msPKIAccountCredentials` attribute of a user account in Active Directory. This attribute is used by the Credential Roaming feature of Windows and each AD user can modify their own roamed credentials. AND\n- A 3rd party application uses the `DSInternals.Common` library to export roamed credentials from Active Directory to a file system. AND\n- The application has administrative privileges on the local system.\n\nThe probability of any 3rd-party product using the `DSInternals.Common` library being affected by this vulnerability is extremely low.\n\n### Patches\n\nThe issue had been fixed in DSInternals 4.8.\n\n### References\n\nhttps://www.mandiant.com/resources/blog/apt29-windows-credential-roaming","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","from":"ghsa"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2022-12-06T21:13:49Z","modified":"2024-12-03T06:08:14Z","fixes":[{"ecosystem":"NuGet","package":"DSInternals.Common","fixed_in":["4.8"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"NuGet","package":"DSInternals.Common","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.21"},{"fixed":"4.8"}]}]},{"source":"osv","ecosystem":"NuGet","package":"DSInternals.Common","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.21"},{"fixed":"4.8"}]}],"versions":["2.21.0","2.21.2","3.0.0","3.1.0","3.2.0","3.6.0","4.0.0","4.1.0","4.2.0","4.3.0","4.4.0","4.5.0","4.7.0"]}],"references":[{"url":"https://github.com/MichaelGrafnetter/DSInternals/security/advisories/GHSA-vx2x-9cff-fhjw","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-30170","tags":["advisory"]},{"url":"https://www.mandiant.com/resources/blog/apt29-windows-credential-roaming","tags":["web"]},{"url":"https://github.com/advisories/GHSA-vx2x-9cff-fhjw"},{"url":"https://github.com/MichaelGrafnetter/DSInternals","tags":["package"]}],"sources":{"ghsa":[{"id":"GHSA-vx2x-9cff-fhjw","title":"DSInternals Credential Roaming Elevation of Privilege Vulnerability","description":"### Impact\n\nA vulnerability exists in the `DSInternals.Common.Data.RoamedCredential.Save()` method, which incorrectly parses the `msPKIAccountCredentials` LDAP attribute values. As a consequence, a malicious actor would be able to modify the file system of the computer where an application using this function is executed with administrative privileges.\n\nA [similar security issue](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30170) used to be present in the Windows operating system, as DSInternals re-implements the Credential Roaming feature of Windows.\n\n### Exploitability\n\nThe vulnerability can be exploited under the following circumstances:\n- An attacker is able to modify the `msPKIAccountCredentials` attribute of a user account in Active Directory. This attribute is used by the Credential Roaming feature of Windows and each AD user can modify their own roamed credentials. AND\n- A 3rd party application uses the `DSInternals.Common` library to export roamed credentials from Active Directory to a file system. AND\n- The application has administrative privileges on the local system.\n\nThe probability of any 3rd-party product using the `DSInternals.Common` library being affected by this vulnerability is extremely low.\n\n### Patches\n\nThe issue had been fixed in DSInternals 4.8.\n\n### References\n\nhttps://www.mandiant.com/resources/blog/apt29-windows-credential-roaming\n","status":"published","published":"2022-12-06T21:13:49Z","modified":"2023-01-08T05:01:48Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T14:36:01.39976Z"}],"osv":[{"id":"GHSA-vx2x-9cff-fhjw","title":"DSInternals Credential Roaming Elevation of Privilege Vulnerability","description":"### Impact\n\nA vulnerability exists in the `DSInternals.Common.Data.RoamedCredential.Save()` method, which incorrectly parses the `msPKIAccountCredentials` LDAP attribute values. As a consequence, a malicious actor would be able to modify the file system of the computer where an application using this function is executed with administrative privileges.\n\nA [similar security issue](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30170) used to be present in the Windows operating system, as DSInternals re-implements the Credential Roaming feature of Windows.\n\n### Exploitability\n\nThe vulnerability can be exploited under the following circumstances:\n- An attacker is able to modify the `msPKIAccountCredentials` attribute of a user account in Active Directory. This attribute is used by the Credential Roaming feature of Windows and each AD user can modify their own roamed credentials. AND\n- A 3rd party application uses the `DSInternals.Common` library to export roamed credentials from Active Directory to a file system. AND\n- The application has administrative privileges on the local system.\n\nThe probability of any 3rd-party product using the `DSInternals.Common` library being affected by this vulnerability is extremely low.\n\n### Patches\n\nThe issue had been fixed in DSInternals 4.8.\n\n### References\n\nhttps://www.mandiant.com/resources/blog/apt29-windows-credential-roaming\n","status":"published","published":"2022-12-06T21:13:49Z","modified":"2024-12-03T06:08:14.546218Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T15:46:57.694388Z"}]}}