How severe is CVE-2009-4607?

CVE-2009-4607 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2009-4607 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4607?

CVE-2009-4607 primarily affects Overlandstorage Snap Server 410. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4607?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2009-4607 published?

CVE-2009-4607 was published on 2010-01-13 and last updated on 2026-06-16.

CVE-2009-4607

CVE-2009-4607 is a high-severity vulnerability in Overlandstorage Snap Server 410 with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Overlandstorage Snap Server 410
Published: 2010-01-13
Last modified: 2026-06-16

Description

The command line interface in Overland Storage Snap Server 410 with GuardianOS 5.1.041 runs the "less" utility with a higher-privileged uid than the CLI user and without sufficient restriction on shell escapes, which allows local users to gain privileges using the "!" character within less to access a privileged shell.

Frequently asked questions

What is CVE-2009-4607?: The command line interface in Overland Storage Snap Server 410 with GuardianOS 5.1.041 runs the "less" utility with a higher-privileged uid than the CLI user and without sufficient restriction on shell escapes, which allows local users to gain privileges using the "!" character within less to access a privileged shell.
How severe is CVE-2009-4607?: CVE-2009-4607 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2009-4607 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4607?: CVE-2009-4607 primarily affects Overlandstorage Snap Server 410. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-4607?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2009-4607 published?: CVE-2009-4607 was published on 2010-01-13 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:h:overlandstorage:snap_server_410:*:*:*:*:*:*:*:*
cpe:2.3:o:overlandstorage:guardianos:5.1.041:*:*:*:*:*:*:*

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