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CVE-2009-4893

UnknownEPSS 2.51%

Last modified

CVE-2009-4893 is a vulnerability of currently unknown severity. Buffer overflow in UnrealIRCd 3.2beta11 through 3.2.8, when allow::options::noident is enabled, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors.. EPSS estimates a 2.51% chance of exploitation in the next 30 days.

Description

Buffer overflow in UnrealIRCd 3.2beta11 through 3.2.8, when allow::options::noident is enabled, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors.

Metrics

EPSS Probability
2.51%

82.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
UnrealircdUnrealircd3.2Beta11
UnrealircdUnrealircd3.2.1—
UnrealircdUnrealircd3.2.2—
UnrealircdUnrealircd3.2.3—
UnrealircdUnrealircd3.2.4—
UnrealircdUnrealircd3.2.5—
UnrealircdUnrealircd3.2.6—
UnrealircdUnrealircd3.2.7—
UnrealircdUnrealircd3.2.8—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2009-4893?
Buffer overflow in UnrealIRCd 3.2beta11 through 3.2.8, when allow::options::noident is enabled, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors.
How severe is CVE-2009-4893?
Severity scoring for CVE-2009-4893 is pending analysis. The EPSS model estimates a 2.51% probability of exploitation in the next 30 days.
How do I fix CVE-2009-4893?
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-2009-4893?

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

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Source: NVD / NIST