CVE-2014-8767

What it is

Integer underflow in the olsr_print function in tcpdump 3.9.6 through 4.6.2, when in verbose mode, allows remote attackers to cause a denial of service (crash) via a crafted length value in an OLSR frame.

At a glance

Exploitability

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

Exploit odds

5.5% 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. 2014-11-20 17:50 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 00:17 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 5.5% in the next 30 days (EPSS).
• Severity: 5.0 MEDIUM (CVSS).
• Fix: none linked yet, which raises it.

Details

Published

2014-11-20 17:50 UTC

Last modified

2026-06-17 00:17 UTC

Exploit probability

5.5% · EPSS, next 30 days

Weakness

CWE-189

Record status

Modified

Affected

• Redhat Tcpdump 3.9.6
• Redhat Tcpdump 3.9.7
• Redhat Tcpdump 3.9.8
• Redhat Tcpdump 4.0.0
• Redhat Tcpdump 4.1.0
• Redhat Tcpdump 4.1.1
• Redhat Tcpdump 4.1.2
• Redhat Tcpdump 4.2.1

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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