CVE-2010-0255
Microsoft Internet Explorer 5.01 SP4, 6, 6 SP1, 7, and 8 does not prevent rendering of non-HTML local files as HTML documents, which allows remote attackers to bypass intended access restrictions and read arbitrary files via vectors involving JavaScript exploit code that constructs a reference to a file://127.0.0.1 URL, aka the dynamic OBJECT tag vulnerability, as demonstrated by obtaining the data from an index.dat file, a variant of CVE-2009-1140 and related to CVE-2008-1448.
Key facts
- CVSS score
- 4.3 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:M/Au:N/C:P/I:N/A:N- Weakness (CWE)
- CWE-264
- EPSS score
- 36.9% (99th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2010-0286)
- Published
- February 4, 2010
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2010-0286 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- microsoft / internet explorer
- microsoft / internet explorer
- microsoft / internet explorer
- microsoft / internet explorer
- microsoft / internet explorer
- microsoft / windows 2000
- microsoft / windows 2003 server
- microsoft / windows 2003 server
- microsoft / windows 2003 server
- microsoft / windows 7
- microsoft / windows server 2003
- microsoft / windows server 2003
- microsoft / windows server 2003
- microsoft / windows server 2003
- microsoft / windows server 2008
- microsoft / windows server 2008
- microsoft / windows server 2008
- microsoft / windows server 2008
- microsoft / windows server 2008
- microsoft / windows server 2008
- microsoft / windows server 2008
- microsoft / windows server 2008
- microsoft / windows server 2008
- microsoft / windows server 2008
- microsoft / windows vista
- microsoft / windows vista
- microsoft / windows vista
- microsoft / windows vista
- microsoft / windows vista
- microsoft / windows vista
- microsoft / windows vista
- microsoft / windows xp
- microsoft / windows xp
- microsoft / windows xp
- microsoft / windows xp
- microsoft / windows xp
- microsoft / windows xp
- microsoft / windows xp
References
- http://blogs.technet.com/msrc/archive/2010/02/03/security-advisory-980088-released.aspx
- http://isc.sans.org/diary.html?n&storyid=8152
- http://osvdb.org/62156
- http://support.avaya.com/css/P8/documents/100089747
- http://www.coresecurity.com/content/internet-explorer-dynamic-object-tag(Exploit)
- http://www.microsoft.com/technet/security/advisory/980088.mspx(Vendor Advisory)
- http://www.securityfocus.com/archive/1/509345/100/0/threaded
- http://www.securityfocus.com/bid/38055
- http://www.securityfocus.com/bid/38056
- http://www.us-cert.gov/cas/techalerts/TA10-159B.html(US Government Resource)
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-035
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7145
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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