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VulnerabilityPublished Updated

CVE-2024-0211: Wireshark · Infinite Loop

Affects WiresharkSource CVE Database V5

0

Not known to be exploited · CVSS 7.8 High.

Data as of 26 Oct 2026, 09:15 UTC

CVSS 3.1 base score
7.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.5% chance of exploitation in 30 days – higher than 45% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 3 Jan 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
GitHubwireshark/wiresharkpkg:github/wireshark/wiresharkOther threatsAffected
  • =4.2.0
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

1. Monitor Wireshark Foundation announcements and promptly apply updates or patches addressing CVE-2024-0211 once released. 2. Until patched, avoid opening capture files from untrusted or unknown sources to reduce risk of triggering the infinite loop. 3. Limit Wireshark usage to trusted environments and restrict access to capture files to authorized personnel only. 4. Use network segmentation and access controls to prevent attackers from injecting malicious DOCSIS packets into monitored traffic. 5. Employ alternative packet analysis tools or offline analysis methods when handling suspicious capture files. 6. Implement endpoint protection and monitoring to detect abnormal Wireshark crashes or hangs indicative of exploitation attempts. 7. Educate users about the risks of opening unverified capture files and enforce strict operational security policies around network analysis tools.

Description

DOCSIS dissector crash in Wireshark 4.2.0 allows denial of service via packet injection or crafted capture file

References

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