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CVE-2014-4883

UnknownEPSS 0.57%

Last modified

CVE-2014-4883 is a vulnerability of currently unknown severity. resolv.c in the DNS resolver in uIP, and dns.c in the DNS resolver in lwIP 1.4.1 and earlier, does not use random values for ID fields and source ports of DNS query packets, which makes it easier for man-in-the-middle attackers to conduct cache-poisoning attacks via spoofed reply packets.. EPSS estimates a 0.57% chance of exploitation in the next 30 days.

Description

resolv.c in the DNS resolver in uIP, and dns.c in the DNS resolver in lwIP 1.4.1 and earlier, does not use random values for ID fields and source ports of DNS query packets, which makes it easier for man-in-the-middle attackers to conduct cache-poisoning attacks via spoofed reply packets.

Metrics

EPSS Probability
0.57%

42.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Lwip ProjectLwip<= 1.4.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2014-4883?
resolv.c in the DNS resolver in uIP, and dns.c in the DNS resolver in lwIP 1.4.1 and earlier, does not use random values for ID fields and source ports of DNS query packets, which makes it easier for man-in-the-middle attackers to conduct cache-poisoning attacks via spoofed reply packets.
How severe is CVE-2014-4883?
Severity scoring for CVE-2014-4883 is pending analysis. The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.
How do I fix CVE-2014-4883?
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-2014-4883?

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

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Source: NVD / NIST