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Fencer Vulns
high 7.8

CVE-2007-3391 json

Wireshark 0.99.5 allows remote attackers to cause a denial of service (memory consumption) via a malformed DCP ETSI packet that triggers an…

published 2007-06-26 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-3377

cvss
7.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

Wireshark 0.99.5 allows remote attackers to cause a denial of service (memory consumption) via a malformed DCP ETSI packet that triggers an infinite loop.

Patch / fix

  • wireshark Debian 14, Debian 13, Debian 12 0.99.6pre1-1

debian advisories DEBIAN-CVE-2007-3391

  • wireshark RHEL 3 0.99.7-EL3.1
  • libsmi RHEL 3 0.4.5-3.el3
  • wireshark-gnome RHEL 3 0.99.7-EL3.1
  • wireshark RHEL 5 0.99.6-1.el5
  • wireshark-gnome RHEL 5 0.99.6-1.el5
  • wireshark RHEL 4 0.99.6-EL4.1
  • wireshark-gnome RHEL 4 0.99.6-EL4.1

red hat advisories RHSA-2008:0059RHSA-2007:0710RHSA-2007:0709

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-2007-3391 updated

Wireshark loops infinitely when inspecting DCP ETSI traffic

  • Red Hat Desktop version 3 libsmi 0.4.5-3.el3, wireshark 0.99.7-EL3.1, wireshark-gnome 0.99.7-EL3.1
    fixed: vendor fix RHSA-2008:0059
  • Red Hat Enterprise Linux (v. 5 server) wireshark 0.99.6-1.el5, wireshark-gnome 0.99.6-1.el5
    fixed: vendor fix RHSA-2007:0710
  • Red Hat Enterprise Linux AS version 3 libsmi 0.4.5-3.el3, wireshark 0.99.7-EL3.1, wireshark-gnome 0.99.7-EL3.1
    fixed: vendor fix RHSA-2008:0059
  • Red Hat Enterprise Linux AS version 4 wireshark 0.99.6-EL4.1, wireshark-gnome 0.99.6-EL4.1
    fixed: vendor fix RHSA-2007:0709
  • Red Hat Enterprise Linux Desktop (v. 5 client) wireshark 0.99.6-1.el5, wireshark-gnome 0.99.6-1.el5
    fixed: vendor fix RHSA-2007:0710
  • Red Hat Enterprise Linux Desktop version 4 wireshark 0.99.6-EL4.1, wireshark-gnome 0.99.6-EL4.1
    fixed: vendor fix RHSA-2007:0709
  • Red Hat Enterprise Linux Desktop Workstation (v. 5 client) wireshark 0.99.6-1.el5, wireshark-gnome 0.99.6-1.el5
    fixed: vendor fix RHSA-2007:0710
  • Red Hat Enterprise Linux ES version 3 libsmi 0.4.5-3.el3, wireshark 0.99.7-EL3.1, wireshark-gnome 0.99.7-EL3.1
    fixed: vendor fix RHSA-2008:0059
show 3 more
  • Red Hat Enterprise Linux ES version 4 wireshark 0.99.6-EL4.1, wireshark-gnome 0.99.6-EL4.1
    fixed: vendor fix RHSA-2007:0709
  • Red Hat Enterprise Linux WS version 3 libsmi 0.4.5-3.el3, wireshark 0.99.7-EL3.1, wireshark-gnome 0.99.7-EL3.1
    fixed: vendor fix RHSA-2008:0059
  • Red Hat Enterprise Linux WS version 4 wireshark 0.99.6-EL4.1, wireshark-gnome 0.99.6-EL4.1
    fixed: vendor fix RHSA-2007:0709

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

2.25% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 7.8 AV:N/AC:L/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns 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.