CVE-2021-27277

State
Published
Severity
7.8 High
Published
Apr 22, 2021
Updated
Aug 3, 2024
Reserved
Feb 16, 2021

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Description

This vulnerability allows local attackers to escalate privileges on affected installations of SolarWinds Orion Virtual Infrastructure Monitor 2020.2. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the OneTimeJobSchedulerEventsService WCF service. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-11955.

Scores

CVSSScoreVectorSource
3.07.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hzdi

Weaknesses

  • CWE-502 Deserialization of Untrusted Data

Affected Products

ProductVersions
Orion Virtual Infrastructure MonitorSolarWinds
  • 2020.2Affected

References

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