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CVE-2013-2494

UnknownEPSS 1.17%

Last modified

CVE-2013-2494 is a vulnerability of currently unknown severity. libdns in ISC DHCP 4.2.x before 4.2.5-P1 allows remote name servers to cause a denial of service (memory consumption) via vectors involving a regular expression, as demonstrated by a memory-exhaustion attack against a machine running a dhcpd process, a related issue to CVE-2013-2266.. EPSS estimates a 1.17% chance of exploitation in the next 30 days.

Description

libdns in ISC DHCP 4.2.x before 4.2.5-P1 allows remote name servers to cause a denial of service (memory consumption) via vectors involving a regular expression, as demonstrated by a memory-exhaustion attack against a machine running a dhcpd process, a related issue to CVE-2013-2266.

Metrics

EPSS Probability
1.17%

63.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
IscDhcp4.2.0
IscDhcp4.2.1
IscDhcp4.2.2
IscDhcp4.2.3
IscDhcp4.2.4
IscDhcp4.2.5

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2013-2494?
libdns in ISC DHCP 4.2.x before 4.2.5-P1 allows remote name servers to cause a denial of service (memory consumption) via vectors involving a regular expression, as demonstrated by a memory-exhaustion attack against a machine running a dhcpd process, a related issue to CVE-2013-2266.
How severe is CVE-2013-2494?
Severity scoring for CVE-2013-2494 is pending analysis. The EPSS model estimates a 1.17% probability of exploitation in the next 30 days.
How do I fix CVE-2013-2494?
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-2013-2494?

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

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Source: NVD / NIST