Description
Format string vulnerability in the PROFINET/DCP (PN-DCP) dissector in Wireshark 1.0.6 and earlier allows remote attackers to execute arbitrary code via a PN-DCP packet with format string specifiers in the station name. NOTE: some of these details are obtained from third party information.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | wireshark | 1.0.7-1 | — |
| Debian 13 | wireshark | 1.0.7-1 | — |
| Debian 12 | wireshark | 1.0.7-1 | — |
| Debian 5.0 | wireshark | 1.0.2-3+lenny5 | DSA-1785-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | wireshark +1 | 1.0.8-1.el5_3.1 | RHSA-2009:1100 |
| RHEL 4 | wireshark +1 | 1.0.8-1.el4_8.1 | RHSA-2009:1100 |
| RHEL 3 | wireshark +1 | 1.0.8-EL3.1 | RHSA-2009:1100 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | wireshark | 2.2.2-1.1 | openSUSE-SU-2024:10199-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 1
- Wireshark 1.0.6 - PN-DCP Format String (PoC) EDB-8308 · dos · Mar 30, 2009 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 3
- RHSA-2009:1100 Red Hat Security Advisory: wireshark security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-1785-1 wireshark - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10199-1 wireshark-2.2.2-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- http://www.wireshark.org/security/wnpa-sec-2009-02.html
- FEDORA-2009-5382 vendor-advisory
- oval:org.mitre.oval:def:9526 vdb-entry signature
- 34291 vdb-entry
- FEDORA-2009-5339 vendor-advisory
- 35464 third-party-advisory
- RHSA-2009:1100 vendor-advisory
- 34778 third-party-advisory
- 8308 exploit
- SUSE-SR:2009:011 vendor-advisory
- oval:org.mitre.oval:def:5976 vdb-entry signature
- 20090417 rPSA-2009-0062-1 tshark wireshark mailing-list
- 34970 third-party-advisory
- DSA-1785 vendor-advisory
- 35133 third-party-advisory
- FEDORA-2009-3599 vendor-advisory
- wireshark-pndcp-format-string(49512) vdb-entry
- 35416 third-party-advisory
- 34542 third-party-advisory
- MDVSA-2009:088 vendor-advisory
- http://wiki.rpath.com/Advisories:rPSA-2009-0062
- 35224 third-party-advisory