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CVE-2020-16125 (GCVE-0-2020-16125)

Vulnerability from cvelistv5 – Published: 2020-11-10 04:20 – Updated: 2024-09-17 03:59
VLAI
Title
gdm3 would start gnome-initial-setup if it cannot contact accountservice
Summary
gdm3 versions before 3.36.2 or 3.38.2 would start gnome-initial-setup if gdm3 can't contact the accountservice service via dbus in a timely manner; on Ubuntu (and potentially derivatives) this could be be chained with an additional issue that could allow a local user to create a new privileged account.
Severity
7.2 (High)
CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
CWE
  • CWE-754 - Improper Check for Unusual or Exceptional Conditions
Assigner
References
Impacted products
Vendor Product Version CPE status
Gnome GDM3 Affected: 3.36 , < 3.36.4 (custom)
Affected: 3.38 , < 3.38.2 (custom)
guessed Create a notification for this product.
Date Public
2020-11-06 00:00
Credits
Kevin Backhouse
Show details on NVD website
To clipboard 

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}



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Sightings

Author Source Type Date Other

Nomenclature

  • 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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.