CVE-2023-2788 (GCVE-0-2023-2788)

Vulnerability from cvelistv5 – Published: 2023-06-16 08:58 – Updated: 2024-12-06 23:00
VLAI
Title
Deactivated user can retain access using oauth2 api
Summary
Mattermost fails to check if an admin user account active after an oauth2 flow is started, allowing an attacker with admin privileges to retain persistent access to Mattermost by obtaining an oauth2 access token while the attacker's account is deactivated.
Severity
6.2 (Medium)
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:L
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
Assigner
References
Impacted products
Vendor Product Version
Mattermost Mattermost Affected: 0 , ≤ 7.1.9 (semver)
Affected: 0 , ≤ 7.8.4 (semver)
Affected: 0 , ≤ 7.9.3 (semver)
Affected: 7.10.0
Unaffected: 7.1.10
Unaffected: 7.8.5
Unaffected: 7.9.4
Unaffected: 7.10.1
Create a notification for this product.
Credits
whitehattushu
Show details on NVD website
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.