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CVE-2022-25335: RigoBlock Dragos through 2022-02-17 lacks the onlyOwner modifier for setMultipleAllowances

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This week
HIGH 7.5REMOTEUPGRADE

CVE-2022-25335 is a high-severity flaw (CVSS 7.5) affecting drago. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

RigoBlock Dragos through 2022-02-17 lacks the onlyOwner modifier for setMultipleAllowances. This enables token manipulation, as exploited in the wild in February 2022. NOTE: although 2022-02-17 is the vendor's vulnerability announcement date, the vulnerability will not be remediated until a major protocol upgrade occurs.

Why this priority

  • High severity
  • Public exploit reference
  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score7.5 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance1.3% (top 30%)
CISA exploited listNo
WeaknessCWE-863
Published2022-02-18
Last modified2026-06-17
Publisher (CNA): MITRE · Vendor: rigoblock

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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

rigoblock drago UPGRADE
Affected: <= 2022-02-17
Fixed in: newer than 2022-02-17
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy drago || rpm -q drago || drago --version
2. UPGRADE to newer than 2022-02-17 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade drago
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade drago
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
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-2022-25335?

drago: upgrade to newer than 2022-02-17. Exact commands for each OS are on this page.

Is CVE-2022-25335 being exploited?

CVE-2022-25335 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-2022-25335 affect?

CVE-2022-25335 affects drago. Severity is high (CVSS 7.5). RigoBlock Dragos through 2022-02-17 lacks the onlyOwner modifier for setMultipleAllowances. This enables token manipulation, as exploited in the wild in February 2022. NOTE: although 2022-02-17 is the vendor's vulnerability announcement dat

How urgent is CVE-2022-25335?

Priority 54/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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