CVE-2020-23834: Insecure Service File Permissions in the bd service in Real Time Logic BarracudaDrive v6.5 allow local attacke

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HIGH 8.8DOWNGRADE

CVE-2020-23834 is a high-severity flaw (CVSS 8.8) affecting barracudadrive. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Insecure Service File Permissions in the bd service in Real Time Logic BarracudaDrive v6.5 allow local attackers to escalate privileges to admin by replacing the %SYSTEMDRIVE%\bd\bd.exe file. When the computer next starts, the new bd.exe will be run as LocalSystem.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 57%)
CISA exploited list	No
Weakness	CWE-732
Published	2020-09-04
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: realtimelogic

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

Am I affected?

Timeline

2020-09-04 04:15 UTCPublished CVE record published
2026-06-17 03:04 UTCUpdated Record last modified

realtimelogic barracudadrive DOWNGRADE

Affected: 6.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.5

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.5 (Debian / Ubuntu)

apt-cache madison barracudadrive sudo apt install barracudadrive=<VERSION_BEFORE_6.5> sudo apt-mark hold barracudadrive

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

dnf --showduplicates list barracudadrive sudo dnf downgrade barracudadrive-<VERSION_BEFORE_6.5> sudo dnf versionlock add barracudadrive

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-2020-23834?

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

Is CVE-2020-23834 being exploited?

CVE-2020-23834 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-2020-23834 affect?

CVE-2020-23834 affects barracudadrive. Severity is high (CVSS 8.8). Insecure Service File Permissions in the bd service in Real Time Logic BarracudaDrive v6.5 allow local attackers to escalate privileges to admin by replacing the %SYSTEMDRIVE%\bd\bd.exe file. When the computer next starts, the new bd.exe wi

How urgent is CVE-2020-23834?

Priority 46/100. High severity; Public exploit reference

Related CVEs

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CVE-2014-3808 MEDIUM 4.3 UPGRADE DOWNGRADE Multiple cross-site scripting (XSS) vulnerabilities in BarracudaDrive before 6.7.2 allow remote attackers to i
CVE-2014-3807 MEDIUM 4.3 DOWNGRADE Multiple cross-site scripting (XSS) vulnerabilities in BarracudaDrive 6.7.2 allow remote attackers to inject a
CVE-2014-2526 MEDIUM 6.1 UPGRADE Multiple cross-site scripting (XSS) vulnerabilities in BarracudaDrive before 6.7 allow remote attackers to inj

References

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