CVE-2015-8738
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…
Does this matter?
Lower severity and a low EPSS score (1.41%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 1.41% probability · 71th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- wireshark/wireshark
- Source
- cve@mitre.org
References
- http://www.securitytracker.com/id/1034551
- http://www.wireshark.org/security/wnpa-sec-2015-56.htmlVendor Advisory
- 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.htmlVendor Advisory
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.