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CVE-2021-36946

No known exploitation. EPSS puts it in the 63rd percentile. Fixed versions are out.

CVSS 3.15.4MediumEPSS percentile63rd1.0% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
No public exploit knownFix5 products5 fixed builds listed below

Published Updated Sources: CVE.org, NVD, BDU

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Microsoft Dynamics 365 Business Central Spring 2019 UpdateAffected: ≥ 14.0.0, < 14.0.47540Upgrade to: 14.0.47540Stated by: CVE record
  • Microsoft Dynamics 365 Business Central 2020 Release Wave 1 - Update 16.15Affected: ≥ 16.0, < 16.0.28457Upgrade to: 16.0.28457Stated by: CVE record
  • Microsoft Dynamics 365 Business Central 2020 Release Wave 2 - Update 17.9Affected: ≥ 17.0, < 17.0.28458Upgrade to: 17.0.28458Stated by: CVE record
  • Microsoft Dynamics NAV 2017Affected: ≥ 1.0, < 30601Upgrade to: 30601Stated by: CVE record
  • Microsoft Dynamics NAV 2018Affected: ≥ 1.0, < 47562Upgrade to: 47562Stated by: CVE record

Versions as the sources state them. 2 more products have version data. Full version matrix after sign-in

What it is

From the CVE record

Microsoft Dynamics Business Central Cross-site Scripting Vulnerability

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS63rd
CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

1.0% chance of exploitation activity in the next 30 days, which ranks it in the 63rd percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

7 events over 1824 days, from the signal feeds we watch.

  1. Patch availablerecord updated
  2. Patch availablerecord updated
  3. Publishedweakness classified, att&ck mapped

Affected products

And 1 more affected product. See all after sign-in

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Scored 5.4 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity LowNo special conditions — the attack can be reliably reproduced
  • Privileges Required LowRequires basic user-level privileges
  • User Interaction RequiredA user must click a link, open a file, or perform some action

Scope

  • Scope ChangedThe exploit can affect other components (e.g. sandbox escape, host compromise from VM)

Impact if exploited

  • Confidentiality LowSome restricted information is disclosed, but limited in scope
  • Integrity LowData modification is possible but limited in scope or consequence
  • Availability NoneNo availability impact

Weaknesses

ATT&CK techniques

Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.

Sources

References in the record

And 1 more reference. See all after sign-in

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