CVE-2005-3154: Format string vulnerability in the logging functionality in BitDefender AntiVirus 7.2 through 9 allows remote

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HIGH 7.5DOWNGRADE

CVE-2005-3154 is a high-severity flaw (CVSS 7.5) affecting bitdefender. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Format string vulnerability in the logging functionality in BitDefender AntiVirus 7.2 through 9 allows remote attackers to cause a denial of service and possibly execute arbitrary code via format string specifiers in file or directory name.

Why this priority

High severity

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	3.5% (top 11%)
CISA exploited list	No
Weakness	CWE-134
Published	2005-10-05
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: softwin

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-10-05 23:02 UTCPublished CVE record published
2026-06-16 22:16 UTCUpdated Record last modified

softwin bitdefender DOWNGRADE

Affected: 7.2 · 8.0 · 9.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 7.2 (Debian / Ubuntu)

apt-cache madison bitdefender sudo apt install bitdefender=<VERSION_BEFORE_7.2> sudo apt-mark hold bitdefender

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

dnf --showduplicates list bitdefender sudo dnf downgrade bitdefender-<VERSION_BEFORE_7.2> sudo dnf versionlock add bitdefender

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-2005-3154?

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

Is CVE-2005-3154 being exploited?

CVE-2005-3154 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-2005-3154 affect?

CVE-2005-3154 affects bitdefender. Severity is high (CVSS 7.5). Format string vulnerability in the logging functionality in BitDefender AntiVirus 7.2 through 9 allows remote attackers to cause a denial of service and possibly execute arbitrary code via format string specifiers in file or directory name.

How urgent is CVE-2005-3154?

Priority 49/100. High severity

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References

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