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CVE-2023-1992

26
FAUCET Score

CVE-2023-1992 describes a denial-of-service vulnerability in Wireshark versions 4.0.0 to 4.0.4 and 3.6.0 to 3.6.12, affecting the RPCoRDMA dissector. An unauthenticated attacker can trigger this crash remotely via packet injection or by providing a crafted capture file. With a CVSS score of 7.5 (High), this vulnerability is easily exploitable over the network with low attack complexity, leading to a complete denial of service. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 3.6.0, < 3.6.13CPE matchmatch criteria
cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
>= 4.0.0, < 4.0.5CPE matchmatch criteria
cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
12.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*
36CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
4.62%
Probability of exploitation in next 30 days
EPSS Percentile
90.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0462 is in the 84th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (2)

redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: wireshark
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: wireshark

Vendor Advisories (1)

redhatCVE-2023-1992Low

wireshark: RPCoRDMA dissector crash

Apr 12, 2023

References

lists.debian.org / debian-lts-announce/2024/09/msg00049.html
gitlab.com / gitlab-org/cves/-/blob/master/2023/CVE-2023-1992.json
Third Party Advisory
gitlab.com / wireshark/wireshark/-/issues/18852
ExploitIssue TrackingPatchVendor Advisory
lists.debian.org / debian-lts-announce/2023/04/msg00029.html
Mailing ListThird Party Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/EHLTD25WNQSPQNELX52UH6YLP4TBLKTT
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/FZA7IMATNNQPLIM6WMRPM3T5ZY24NRR2
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/PFJERBHVWYLYWXO2B3V47QH66IEB6EZ3
security.gentoo.org / glsa/202309-02
Third Party Advisory
debian.org / security/2023/dsa-5429
Third Party Advisory
wireshark.org / security/wnpa-sec-2023-09.html
Vendor Advisory