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Fencer Intel
medium 5.0

CVE-2012-6055 json

epan/dissectors/packet-3g-a11.c in the 3GPP2 A11 dissector in Wireshark 1.8.x before 1.8.4 allows remote attackers to cause a denial of ser…

published 2012-12-05 13 y ago modified 2026-06-16 4 mo ago also EUVD-2012-5929

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

epan/dissectors/packet-3g-a11.c in the 3GPP2 A11 dissector in Wireshark 1.8.x before 1.8.4 allows remote attackers to cause a denial of service (infinite loop) via a zero value in a sub-type length field.

Patch / fix

  • wireshark Debian 14, Debian 13, Debian 12 1.8.6-1

debian advisories DEBIAN-CVE-2012-6055

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-6055 updated cvss 4.3

wireshark: DoS (infinite loop) in the 3GPP2 A11 dissector (wnpa-sec-2012-39)

  • Red Hat Enterprise Linux 5 wireshark Red Hat Enterprise Linux 6 wireshark, wireshark-gnome
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.95% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • anonsvn.wireshark.org http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-3g-a11.c?r1=45337&r2=45336&pathrev=45337 referenced PoC, tagged "exploit" by a source, unverified
  • anonsvn.wireshark.org http://anonsvn.wireshark.org/viewvc?view=revision&revision=45337 referenced PoC, tagged "exploit" by a source, unverified
  • bugs.wireshark.org https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7801 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.