Is CVE-2023-2952 in the CISA KEV catalog?

No. CVE-2023-2952 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-2952?

CVE-2023-2952 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2023-2952?

CVE-2023-2952 has an EPSS score of 1.09% (61th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-2952?

Upgrade wireshark on debian 11 to 3.4.16-0+deb11u1 or later. Fixes are available for 13 affected products.

CVE & CISA-KEV Catalog

CVE-2023-2952

MEDIUM

5.3

CVSS v3

NVD

Description

XRA dissector infinite loop in Wireshark 4.0.0 to 4.0.5 and 3.6.0 to 3.6.13 allows denial of service via packet injection or crafted capture file

CWE-835

How to fix

Remediation Available

wiresharkDebian

Fixed in:3.4.16-0+deb11u1CVE-2023-2952

Fixed in:4.0.6-1~deb12u1CVE-2023-2952

Fixed in:4.0.6-1CVE-2023-2952

wiresharkRed Hat / RHEL

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

wiresharkRocky

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

wireshark-cliRocky

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

wireshark-cliRed Hat / RHEL

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

wireshark-cli-debuginfoRocky

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

wireshark-cli-debuginfoRed Hat / RHEL

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

wireshark-debuginfoRocky

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

wireshark-debuginfoRed Hat / RHEL

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

wireshark-debugsourceRed Hat / RHEL

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

wireshark-debugsourceRocky

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

wireshark-develRocky

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

wireshark-develRed Hat / RHEL

Fixed in:1:2.6.2-17.el8RHSA-2023:7015

Fixed in:1:3.4.10-6.el9RHSA-2023:6469

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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Exploit Intelligence

1.09%probability of exploitation in 30 days

61stpercentile

Moderate risk: more likely to be exploited than 61% of all known CVEs.

References

Exploit1

gitlab.com

Vendor Advisory1

wireshark.org

Third-Party Advisory4

Other references1

lists.debian.org

Related Vulnerabilities

Other CWE-835 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-13935	High	7.5	88%	-	Fix
CVE-2020-36227	High	7.5	78%	-	Fix
CVE-2022-0778	High	7.5	71%	-	Fix
CVE-2019-14241	High	7.5	70%	-	-
CVE-2017-16944	High	7.5	63%	-	Fix
CVE-2024-20353	High	8.6	63%	KEV	-

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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 2025-11-03.