CVE-2012-5238

3.3 LOW 0.9% exploit odds Fix listed

What it is

epan/dissectors/packet-ppp.c in the PPP dissector in Wireshark 1.8.x before 1.8.3 uses incorrect OUI data structures during the decoding of (1) PPP and (2) LCP data, which allows remote attackers to cause a denial of service (assertion failure and application exit) via a malformed packet.

At a glance

Exploitability: Can be exploited from the same network segment without logging in. Limited direct impact.
Exploit odds: 0.9% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2012-10-04 19:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:46 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.9% in the next 30 days (EPSS).
Severity: 3.3 LOW (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2012-10-04 19:55 UTC
Last modified: 2026-06-16 23:46 UTC
Exploit probability: 0.9% · EPSS, next 30 days
Record status: Modified

Affected

Wireshark 1.8.0
Wireshark 1.8.1
Wireshark 1.8.2

Attack profile CVSS 2.0 · 3.3

Attack vector: Adjacent network
Complexity: Low
Authentication: None
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

AV:A/AC:L/Au:N/C:N/I:N/A:P

Is it in your code?

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Fix and advisories

References

NVD record · CVE.org record