MEDIUM · 4.3

CVE-2008-5553

The XSS Filter in Microsoft Internet Explorer 8.0 Beta 2 disables itself upon encountering a certain X-XSS-Protection HTTP header, which allows remote attackers to bypass the XSS protection mechanism ...

Vulnerability Description

The XSS Filter in Microsoft Internet Explorer 8.0 Beta 2 disables itself upon encountering a certain X-XSS-Protection HTTP header, which allows remote attackers to bypass the XSS protection mechanism and conduct XSS attacks by injecting this header after a CRLF sequence. NOTE: the vendor has reportedly stated that the XSS Filter intentionally does not attempt to "address every conceivable XSS attack scenario."

CVSS Score

4.3

MEDIUM

AV:N/AC:M/Au:N/C:N/I:P/A:N
Confidentiality
NONE
Integrity
PARTIAL
Availability
NONE

Affected Products

VendorProductVersions
MicrosoftInternet Explorer8

Related Weaknesses (CWE)

References

FAQ

What is CVE-2008-5553?

CVE-2008-5553 is a vulnerability with a CVSS score of 4.3 (MEDIUM). The XSS Filter in Microsoft Internet Explorer 8.0 Beta 2 disables itself upon encountering a certain X-XSS-Protection HTTP header, which allows remote attackers to bypass the XSS protection mechanism ...

How severe is CVE-2008-5553?

CVE-2008-5553 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2008-5553?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Internet Explorer.