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CVE-2007-4770

UnknownEPSS 2.82%

Last modified

CVE-2007-4770 is a vulnerability of currently unknown severity. libicu in International Components for Unicode (ICU) 3.8.1 and earlier attempts to process backreferences to the nonexistent capture group zero (aka \0), which might allow context-dependent attackers to read from, or write to, out-of-bounds memory locations, related to corruption of REStackFrames.. EPSS estimates a 2.82% chance of exploitation in the next 30 days.

Description

libicu in International Components for Unicode (ICU) 3.8.1 and earlier attempts to process backreferences to the nonexistent capture group zero (aka \0), which might allow context-dependent attackers to read from, or write to, out-of-bounds memory locations, related to corruption of REStackFrames.

Metrics

EPSS Probability
2.82%

84.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Icu-ProjectInternational Components For Unicode<= 3.8.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2007-4770?
libicu in International Components for Unicode (ICU) 3.8.1 and earlier attempts to process backreferences to the nonexistent capture group zero (aka \0), which might allow context-dependent attackers to read from, or write to, out-of-bounds memory locations, related to corruption of REStackFrames.
How severe is CVE-2007-4770?
Severity scoring for CVE-2007-4770 is pending analysis. The EPSS model estimates a 2.82% probability of exploitation in the next 30 days.
How do I fix CVE-2007-4770?
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-2007-4770?

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

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Source: NVD / NIST