How severe is CVE-2011-2156?

CVE-2011-2156 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2011-2156 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-2156?

CVE-2011-2156 affects Smartertools Smarterstats. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-2156?

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

When was CVE-2011-2156 published?

CVE-2011-2156 was published on 2011-05-20 and last updated on 2026-06-16.

CVE-2011-2156

CVE-2011-2156 is a medium-severity vulnerability in Smartertools Smarterstats with a CVSS 2.0 base score of 5.0. 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-200.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Smartertools Smarterstats
Published: 2011-05-20
Last modified: 2026-06-16

Description

The SmarterTools SmarterStats 6.0 web server allows remote attackers to obtain directory listings via a direct request for the (1) Admin/, (2) Admin/Defaults/, (3) Admin/GettingStarted/, (4) Admin/Popups/, (5) App_Themes/, (6) Client/, (7) Client/Popups/, (8) Services/, (9) Temp/, (10) UserControls/, (11) UserControls/PanelBarTemplates/, (12) UserControls/Popups/, (13) aspnet_client/, or (14) aspnet_client/system_web/ directory name, or (15) certain directory names under App_Themes/Default/.

Frequently asked questions

What is CVE-2011-2156?: The SmarterTools SmarterStats 6.0 web server allows remote attackers to obtain directory listings via a direct request for the (1) Admin/, (2) Admin/Defaults/, (3) Admin/GettingStarted/, (4) Admin/Popups/, (5) App_Themes/, (6) Client/, (7) Client/Popups/, (8) Services/, (9) Temp/, (10) UserControls/, (11) UserControls/PanelBarTemplates/, (12) UserControls/Popups/, (13) aspnet_client/, or (14) aspnet_client/system_web/ directory name, or (15) certain directory names under App_Themes/Default/.
How severe is CVE-2011-2156?: CVE-2011-2156 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2011-2156 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2156?: CVE-2011-2156 affects Smartertools Smarterstats. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-2156?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-2156 published?: CVE-2011-2156 was published on 2011-05-20 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:smartertools:smarterstats:6.0:*:*:*:*:*:*:*

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