How severe is CVE-2005-1551?

CVE-2005-1551 has a CVSS 2.0 base score of 5.1, rated medium severity.

Is CVE-2005-1551 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-1551?

CVE-2005-1551 affects Sophos Sophos Anti-virus. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2005-1551?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2005-1551 published?

CVE-2005-1551 was published on 2005-05-14 and last updated on 2026-06-16.

CVE-2005-1551

CVE-2005-1551 is a medium-severity vulnerability in Sophos Sophos Anti-virus with a CVSS 2.0 base score of 5.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.1)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Sophos Sophos Anti-virus
Published: 2005-05-14
Last modified: 2026-06-16

Description

Sophos Anti-Virus 3.93 does not check downloaded files for viruses when they have only been written, which creates a race condition and may allow remote attackers to bypass virus protection if the file is executed before the antivirus starts on system reboot.

Frequently asked questions

What is CVE-2005-1551?: Sophos Anti-Virus 3.93 does not check downloaded files for viruses when they have only been written, which creates a race condition and may allow remote attackers to bypass virus protection if the file is executed before the antivirus starts on system reboot.
How severe is CVE-2005-1551?: CVE-2005-1551 has a CVSS 2.0 base score of 5.1, rated medium severity.
Is CVE-2005-1551 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-1551?: CVE-2005-1551 affects Sophos Sophos Anti-virus. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-1551?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-1551 published?: CVE-2005-1551 was published on 2005-05-14 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:sophos:sophos_anti-virus:3.93:*:*:*:*:*:*:*

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