CVE-2011-1892
Exploitation likely. EPSS gives it a 38% chance of exploitation in the next 30 days. No fix published yet.
What to do
No fixed build or workaround is published yet. Limit exposure and watch for a patch.
What it is
From the CVE record
Microsoft Office Groove 2007 SP2, SharePoint Workspace 2010 Gold and SP1, Office Forms Server 2007 SP2, Office SharePoint Server 2007 SP2, Office SharePoint Server 2010 Gold and SP1, Office Groove Data Bridge Server 2007 SP2, Office Groove Management Server 2007 SP2, Groove Server 2010 Gold and SP1, Windows SharePoint Services 3.0 SP2, SharePoint Foundation 2010, and Office Web Apps 2010 Gold and SP1 do not properly handle Web Parts containing XML classes referencing external entities, which allows remote authenticated users to read arbitrary files via a crafted XML and XSL file, aka "SharePoint Remote File Disclosure Vulnerability."
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
38% chance of exploitation activity in the next 30 days, which ranks it in the 98th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
6 events over 5397 days, from the signal feeds we watch.
- OpenVAS check added
- EPSS band changehigh → moderate
- Record updated
- Publishedweakness classified, att&ck mapped
Affected products
- forms serverOperating Systems
- grooveConsumer Software
- groove data bridge serverOperating Systems
- groove management serverOperating Systems
- groove serverCommunications / messaging-chat
- office web appsOperating Systems / windows
- sharepoint foundationOperating Systems / windows
- sharepoint serverEnterprise Software / collaboration-groupware
And 3 more affected products. See all after sign-in
Technical detail
CVSS 2.0 vector
Open in the CVSS calculatorAV:N/AC:L/Au:S/C:P/I:N/A:N
Scored 4.0 by NVD.
How it is reached
- Access Vector NetworkExploitable remotely over the network
- Access Complexity LowNo special conditions required
- Authentication SingleRequires single authentication
Impact if exploited
- Confidentiality PartialSome information is disclosed
- Integrity NoneNo integrity impact
- Availability NoneNo availability impact
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
Sources
References in the record
- securityreason.com/securityalert/8386
- us-cert.gov/cas/techalerts/TA11-256A.html
- docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-074
And 1 more reference. See all after sign-in
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