CVE-2019-6481: Abine Blur 7.8.2431 allows remote attackers to conduct "Second-Factor Auth Bypass" attacks by using the "Perfo

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HIGH 7.5REMOTEDOWNGRADE

CVE-2019-6481 is a high-severity flaw (CVSS 7.5) affecting blur. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Abine Blur 7.8.2431 allows remote attackers to conduct "Second-Factor Auth Bypass" attacks by using the "Perform a right-click operation to access a forgotten dev menu to insert user passwords that otherwise would require the user to accept a second-factor request in a mobile app." approach, related to a "Multifactor Auth Bypass, Full Disk Encryption Bypass" issue affecting the Affected Chrome Plugin component.

Why this priority

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

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.1% (top 18%)
CISA exploited list	No
Weakness	CWE-287
Published	2019-03-29
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: abine

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

Am I affected?

Timeline

2019-03-29 14:29 UTCPublished CVE record published
2026-06-17 02:39 UTCUpdated Record last modified

abine blur DOWNGRADE

Affected: 7.8.2431

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.8.2431

1. Check installed version

apt-cache policy blur || rpm -q blur || blur --version

2. No fixed release: DOWNGRADE to a release before 7.8.2431 (Debian / Ubuntu)

apt-cache madison blur sudo apt install blur=<VERSION_BEFORE_7.8.2431> sudo apt-mark hold blur

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list blur sudo dnf downgrade blur-<VERSION_BEFORE_7.8.2431> sudo dnf versionlock add blur

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-2019-6481?

blur: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-6481 being exploited?

CVE-2019-6481 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-2019-6481 affect?

CVE-2019-6481 affects blur. Severity is high (CVSS 7.5). Abine Blur 7.8.2431 allows remote attackers to conduct "Second-Factor Auth Bypass" attacks by using the "Perform a right-click operation to access a forgotten dev menu to insert user passwords that otherwise would require the user to accept

How urgent is CVE-2019-6481?

Priority 57/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

Google Chrome vulnerabilities

Related CVEs

CVE-2018-7213 CRITICAL 9.8 DOWNGRADE The Password Manager Extension in Abine Blur 7.8.242* before 7.8.2428 allows attackers to bypass the Multi-Fac

References

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