FKIE_CVE-2017-12164

Vulnerability from fkie_nvd - Published: 2018-07-26 16:29 - Updated: 2024-11-21 03:08
Severity ?
4.1 (Medium) - CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
6.4 (Medium) - CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
A flaw was discovered in gdm 3.24.1 where gdm greeter was no longer setting the ran_once boolean during autologin. If autologin was enabled for a victim, an attacker could simply select 'login as another user' to unlock their screen.
References
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12164Issue Tracking, Patch, Third Party Advisory
secalert@redhat.comhttps://gitlab.gnome.org/GNOME/gdm/commit/ff98b28Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12164Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.gnome.org/GNOME/gdm/commit/ff98b28Patch, Vendor Advisory
Impacted products
Vendor Product Version
gnome gnome_display_manager 3.24.1
To clipboard 

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      "value": "A flaw was discovered in gdm 3.24.1 where gdm greeter was no longer setting the ran_once boolean during autologin. If autologin was enabled for a victim, an attacker could simply select \u0027login as another user\u0027 to unlock their screen."
    },
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      "value": "Se ha descubierto una vulnerabilidad en gdm 3.24.1, en donde gdm greeter no establec\u00eda el valor booleano ran_once durante el inicio autom\u00e1tico de sesi\u00f3n. Si el inicio de sesi\u00f3n autom\u00e1tico estaba habilitado para una v\u00edctima, un atacante podr\u00eda simplemente seleccionar \"login as another user\" para desbloquear su pantalla."
    }
  ],
  "id": "CVE-2017-12164",
  "lastModified": "2024-11-21T03:08:57.803",
  "metrics": {
    "cvssMetricV2": [
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        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "LOCAL",
          "authentication": "NONE",
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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