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CVE-2021-24087: Azure IoT CLI extension Elevation of Privilege Vulnerability

40
This month
HIGH 7.0WATCHLISTUPGRADE

CVE-2021-24087 is a high-severity flaw (CVSS 7.0) affecting -. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Azure IoT CLI extension Elevation of Privilege Vulnerability

Why this priority

  • High severity
  • On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score7.0 (High)
Attack vectorLocal
Attack complexityHigh
Privileges neededLow
User interactionNone
EPSS exploit chance0.5% (top 58%)
CISA exploited listNo
WeaknessCWE-269
Published2021-02-25
Last modified2026-06-17
Publisher (CNA): Microsoft Corporation · Vendor: azure-iot-cli-extension

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

azure-iot-cli-extension - UPGRADE
Affected: >= 0.10.2 and <= 0.10.6
Fixed in: newer than 0.10.6
Safe to downgrade to: a release before 0.10.2
1. Check installed version
apt-cache policy - || rpm -q - || - --version
2. UPGRADE to newer than 0.10.6 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade -
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade -
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
3. If no update is available yet, DOWNGRADE to a release before 0.10.2 (Debian / Ubuntu)
apt-cache madison - sudo apt install -=<VERSION_BEFORE_0.10.2> sudo apt-mark hold -
3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list - sudo dnf downgrade --<VERSION_BEFORE_0.10.2> sudo dnf versionlock add -
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-24087?

-: upgrade to newer than 0.10.6. Exact commands for each OS are on this page.

Is CVE-2021-24087 being exploited?

CVE-2021-24087 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-24087 affect?

CVE-2021-24087 affects -. Severity is high (CVSS 7.0). Azure IoT CLI extension Elevation of Privilege Vulnerability

How urgent is CVE-2021-24087?

Priority 40/100. High severity; On your watchlist

Software pages

Azure vulnerabilities

Related CVEs

References

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