CVE-2008-5554

UnknownEPSS 14.51%

Last modified

CVE-2008-5554 is a vulnerability of currently unknown severity. The XSS Filter in Microsoft Internet Explorer 8.0 Beta 2 does not properly handle some HTTP headers that appear after a CRLF sequence in a URI, which allows remote attackers to bypass the XSS protection mechanism and conduct XSS or redirection attacks, as demonstrated by the (1) Location and (2) Set-Cookie HTTP headers. NOTE: the vendor has reportedly stated that the XSS Filter intentionally does not attempt to "address every conceivable XSS attack scenario.". EPSS estimates a 14.51% chance of exploitation in the next 30 days.

Description

The XSS Filter in Microsoft Internet Explorer 8.0 Beta 2 does not properly handle some HTTP headers that appear after a CRLF sequence in a URI, which allows remote attackers to bypass the XSS protection mechanism and conduct XSS or redirection attacks, as demonstrated by the (1) Location and (2) Set-Cookie HTTP headers. NOTE: the vendor has reportedly stated that the XSS Filter intentionally does not attempt to "address every conceivable XSS attack scenario."

Metrics

EPSS Probability
14.51%

96.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
MicrosoftInternet Explorer8Beta2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2008-5554?
The XSS Filter in Microsoft Internet Explorer 8.0 Beta 2 does not properly handle some HTTP headers that appear after a CRLF sequence in a URI, which allows remote attackers to bypass the XSS protection mechanism and conduct XSS or redirection attacks, as demonstrated by the (1) Location and (2) Set-Cookie HTTP headers. NOTE: the vendor has reportedly stated that the XSS Filter intentionally does not attempt to "address every conceivable XSS attack scenario."
How severe is CVE-2008-5554?
Severity scoring for CVE-2008-5554 is pending analysis. The EPSS model estimates a 14.51% probability of exploitation in the next 30 days.
How do I fix CVE-2008-5554?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2008-5554?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST