What’s Vulnerable › Vulnerabilities
CVE-2015-8738
- Severity: medium (CVSS 5.5 v3.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2016-01-04 · updated 2026-06-17
- Weakness: CWE-20
Description
The s7comm_decode_ud_cpu_szl_subfunc function in epan/dissectors/packet-s7comm_szl_ids.c in the S7COMM dissector in Wireshark 2.0.x before 2.0.1 does not validate the list count in an SZL response, which allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted packet.
Affected products
References
- http://www.securitytracker.com/id/1034551
- http://www.wireshark.org/security/wnpa-sec-2015-56.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11823
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=858c3f0079f987833fb22eba2c361d1a88ba4103
- https://security.gentoo.org/glsa/201604-05
- http://www.securitytracker.com/id/1034551
- http://www.wireshark.org/security/wnpa-sec-2015-56.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11823
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=858c3f0079f987833fb22eba2c361d1a88ba4103
- https://security.gentoo.org/glsa/201604-05
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