Is CVE-2018-16855 in the CISA KEV catalog?

No. CVE-2018-16855 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-16855?

CVE-2018-16855 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2018-16855?

CVE-2018-16855 has an EPSS score of 59.47% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2018-16855

HIGHEPSS 99th pctl

7.5

CVSS v3

NVD

Description

An issue has been found in PowerDNS Recursor before version 4.1.8 where a remote attacker sending a DNS query can trigger an out-of-bounds memory read while computing the hash of the query for a packet cache lookup, possibly leading to a crash.

CWE-125Out-of-bounds Read

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

59.47%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.