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Public proof of conceptFix available

CVE-2023-2879

A public proof of concept exists; no exploitation attested.

  • Published2023-05-26
  • Fixed in4.0.6 · 3.6.14
  • WeaknessCWE-835

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

GDSDB 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

Timeline

dates in UTC
  1. 2023-05-2621:15CVE publishedNVD

Versions per branch

NVD
Wireshark
BranchAffectedFixed in
4.0≥ 4.0.0, < 4.0.64.0.6
3.6≥ 3.6.0, < 3.6.143.6.14
Debian debian linux
BranchAffectedFixed in
10.0= 10.0no fix published
12.0= 12.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As GitLab, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Wireshark Foundation Wireshark
    Affected
    • = >=4.0.0, <4.0.6no fix stated
    • = >=3.6.0, <3.6.14no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-09-17

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • wiresharkUbuntu:Pro:22.04:LTSall versions · no fixed version listed
  • wiresharkSUSE:Manager Server 4.2all versions · fixed in 3.6.15-150000.3.97.1
  • wiresharkSUSE:Manager Proxy 4.2all versions · fixed in 3.6.15-150000.3.97.1
  • wiresharkSUSE:Linux Enterprise Real Time 15 SP3all versions · fixed in 3.6.15-150000.3.97.1
  • wiresharkSUSE:Linux Enterprise Module for Desktop Applications 15 SP5all versions · fixed in 3.6.15-150000.3.97.1
  • wiresharkSUSE:Linux Enterprise Module for Desktop Applications 15 SP4all versions · fixed in 3.6.15-150000.3.97.1
  • wiresharkSUSE:Linux Enterprise Module for Basesystem 15 SP5all versions · fixed in 3.6.15-150000.3.97.1
  • wiresharkSUSE:Linux Enterprise Module for Basesystem 15 SP4all versions · fixed in 3.6.15-150000.3.97.1

10 more package ranges on OSV.dev

Vendor advisories

  • CVE-2023-2879 Red Hat Product Security

    wireshark: infinite loop in GDSDB dissector

Full record on NVD

Fix

  1. Update Wireshark to 4.0.6 · 3.6.14

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2023-05-26
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-pp5p-jjp7-mh7c

Frequently asked questions

What is CVE-2023-2879?

GDSDB 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

Is CVE-2023-2879 actively exploited?

A proof-of-concept exploit exists for CVE-2023-2879, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2023-2879?

CVE-2023-2879 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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