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CVE-2009-4049

UnknownEPSS 1.10%

Last modified

CVE-2009-4049 is a vulnerability of currently unknown severity. Heap-based buffer overflow in aswRdr.sys (aka the TDI RDR driver) in avast! Home and Professional 4.8.1356.0 allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted arguments to IOCTL 0x80002024.. EPSS estimates a 1.10% chance of exploitation in the next 30 days.

Description

Heap-based buffer overflow in aswRdr.sys (aka the TDI RDR driver) in avast! Home and Professional 4.8.1356.0 allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted arguments to IOCTL 0x80002024.

Metrics

EPSS Probability
1.10%

61.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
AvastAvast Antivirus Home4.8.1356.0
AvastAvast Antivirus Professional4.8.1356.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2009-4049?
Heap-based buffer overflow in aswRdr.sys (aka the TDI RDR driver) in avast! Home and Professional 4.8.1356.0 allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted arguments to IOCTL 0x80002024.
How severe is CVE-2009-4049?
Severity scoring for CVE-2009-4049 is pending analysis. The EPSS model estimates a 1.10% probability of exploitation in the next 30 days.
How do I fix CVE-2009-4049?
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.

How Strix Helps

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Source: NVD / NIST