CVE-2011-2159
The SmarterTools SmarterStats 6.0 web server omits the Content-Type header for certain resources,...
CVE-2011-2159 is a high vulnerability (CVSS 10.0) in Smartertools Smarterstats, published May 20, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.38%, the 91st percentile. No source names a fixed version.
The SmarterTools SmarterStats 6.0 web server omits the Content-Type header for certain resources, which might allow remote attackers to have an unspecified impact by leveraging an interpretation conflict involving (1) Admin/Defaults/frmDefaultSiteSettings.aspx, (2) Admin/Defaults/frmServerDefaults.aspx, (3) Admin/frmReportSettings.aspx, (4) Admin/frmSite.aspx, (5) App_Themes/Default/ButtonBarIcons.xml, (6) App_Themes/Default/Skin.xml, (7) Client/frmImportSettings.aspx, (8) Client/frmSeoSettings.aspx, (9) Services/Web.config, (10) aspnet_client/system_web/4_0_30319/, (11) clientaccesspolicy.xml, (12) cloudscan.exe, (13) crossdomain.xml, or (14) sitemap.xml. NOTE: it is possible that only clients, not the SmarterStats product, could be affected by this issue.
Exploit likelihood
What each source reports
NVD Score used
The SmarterTools SmarterStats 6.0 web server omits the Content-Type header for certain resources, which might allow remote attackers to have an unspecified impact by leveraging an interpretation conflict involving (1) Admin/Defaults/frmDefaultSiteSettings.aspx, (2) Admin/Defaults/frmServerDefaults.aspx, (3) Admin/frmReportSettings.aspx, (4) Admin/frmSite.aspx, (5) App_Themes/Default/ButtonBarIcons.xml, (6) App_Themes/Default/Skin.xml, (7) Client/frmImportSettings.aspx, (8) Client/frmSeoSettings.aspx, (9) Services/Web.config, (10) aspnet_client/system_web/4_0_30319/, (11) clientaccesspolicy.xml, (12) cloudscan.exe, (13) crossdomain.xml, or (14) sitemap.xml. NOTE: it is possible that only clients, not the SmarterStats product, could be affected by this issue.
- Record
CVE-2011-2159- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Updated
- 2026-11-02
CVE List No score
The SmarterTools SmarterStats 6.0 web server omits the Content-Type header for certain resources, which might allow remote attackers to have an unspecified impact by leveraging an interpretation conflict involving (1) Admin/Defaults/frmDefaultSiteSettings.aspx, (2) Admin/Defaults/frmServerDefaults.aspx, (3) Admin/frmReportSettings.aspx, (4) Admin/frmSite.aspx, (5) App_Themes/Default/ButtonBarIcons.xml, (6) App_Themes/Default/Skin.xml, (7) Client/frmImportSettings.aspx, (8) Client/frmSeoSettings.aspx, (9) Services/Web.config, (10) aspnet_client/system_web/4_0_30319/, (11) clientaccesspolicy.xml, (12) cloudscan.exe, (13) crossdomain.xml, or (14) sitemap.xml. NOTE: it is possible that only clients, not the SmarterStats product, could be affected by this issue.
- Record
CVE-2011-2159- Updated
- 2026-11-02
EUVDEUVD-2011-2151 No score
The SmarterTools SmarterStats 6.0 web server omits the Content-Type header for certain resources, which might allow remote attackers to have an unspecified impact by leveraging an interpretation conflict involving (1) Admin/Defaults/frmDefaultSiteSettings.aspx, (2) Admin/Defaults/frmServerDefaults.aspx, (3) Admin/frmReportSettings.aspx, (4) Admin/frmSite.aspx, (5) App_Themes/Default/ButtonBarIcons.xml, (6) App_Themes/Default/Skin.xml, (7) Client/frmImportSettings.aspx, (8) Client/frmSeoSettings.aspx, (9) Services/Web.config, (10) aspnet_client/system_web/4_0_30319/, (11) clientaccesspolicy.xml, (12) cloudscan.exe, (13) crossdomain.xml, or (14) sitemap.xml. NOTE: it is possible that only clients, not the SmarterStats product, could be affected by this issue.
- Record
EUVD-2011-2151- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-937x-j2xw-8rfq No score
The SmarterTools SmarterStats 6.0 web server omits the Content-Type header for certain resources,...
The SmarterTools SmarterStats 6.0 web server omits the Content-Type header for certain resources, which might allow remote attackers to have an unspecified impact by leveraging an interpretation conflict involving (1) Admin/Defaults/frmDefaultSiteSettings.aspx, (2) Admin/Defaults/frmServerDefaults.aspx, (3) Admin/frmReportSettings.aspx, (4) Admin/frmSite.aspx, (5) App_Themes/Default/ButtonBarIcons.xml, (6) App_Themes/Default/Skin.xml, (7) Client/frmImportSettings.aspx, (8) Client/frmSeoSettings.aspx, (9) Services/Web.config, (10) aspnet_client/system_web/4_0_30319/, (11) clientaccesspolicy.xml, (12) cloudscan.exe, (13) crossdomain.xml, or (14) sitemap.xml. NOTE: it is possible that only clients, not the SmarterStats product, could be affected by this issue.
- Record
GHSA-937x-j2xw-8rfq- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |