CVE-2014-6423

What it is

The tvb_raw_text_add function in epan/dissectors/packet-megaco.c in the MEGACO dissector in Wireshark 1.10.x before 1.10.10 and 1.12.x before 1.12.1 allows remote attackers to cause a denial of service (infinite loop) via an empty line.

At a glance

Exploitability

Can be exploited over the network without logging in. Limited direct impact.

Exploit odds

3.1% chance of exploitation in the next 30 days (EPSS).

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2014-09-20 10:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 00:13 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 3.1% in the next 30 days (EPSS).
• Severity: 5.0 MEDIUM (CVSS).
• Fix: none linked yet, which raises it.

Details

Published

2014-09-20 10:55 UTC

Last modified

2026-06-17 00:13 UTC

Exploit probability

3.1% · EPSS, next 30 days

Weakness

CWE-399

Record status

Modified

Affected

• Wireshark 1.10.0
• Wireshark 1.10.1
• Wireshark 1.10.2
• Wireshark 1.10.3
• Wireshark 1.10.4
• Wireshark 1.10.5
• Wireshark 1.10.6
• Wireshark 1.10.7

Attack profile CVSS 2.0 · 5.0

Attack vector

Network

Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

Is it in your code?

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