Is CVE-2018-11356 in the CISA KEV catalog?

No. CVE-2018-11356 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-11356?

CVE-2018-11356 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2018-11356?

CVE-2018-11356 has an EPSS score of 2.88% (85th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-11356?

Upgrade wireshark on debian 11 to 2.6.1-1 or later.

CVE & CISA-KEV Catalog

CVE-2018-11356

HIGHEPSS 85th pctl

7.5

CVSS v3

NVD

Description

In Wireshark 2.6.0, 2.4.0 to 2.4.6, and 2.2.0 to 2.2.14, the DNS dissector could crash. This was addressed in epan/dissectors/packet-dns.c by avoiding a NULL pointer dereference for an empty name in an SRV record.

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

wiresharkDebian

Fixed in:2.6.1-1CVE-2018-11356

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

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

2.88%probability of exploitation in 30 days

85thpercentile

Elevated risk: more likely to be exploited than 85% of all known CVEs.

References

Vendor Advisory2

Third-Party Advisory3

Other references2

Related Vulnerabilities

Other CWE-476 (NULL Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21758	High	7.5	92%	-	Fix
CVE-2023-21547	High	7.5	88%	-	Fix
CVE-2014-3470	Medium	4.3	86%	-	Fix
CVE-2021-44224	High	8.2	82%	-	Fix
CVE-2016-0742	High	7.5	82%	-	Fix
CVE-2009-1386	Medium	5.0	80%	-	Fix

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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.