What’s Vulnerable › Vulnerabilities

CVE-2017-17935

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-12-27 · updated 2026-06-17
• Weakness: CWE-125

Description

The File_read_line function in epan/wslua/wslua_file.c in Wireshark through 2.2.11 does not properly strip '\n' characters, which allows remote attackers to cause a denial of service (buffer underflow and application crash) via a crafted packet that triggers the attempted processing of an empty line.

Affected products

• Debian Linux: 8.0
• Wireshark Foundation Wireshark: through 2.2.11

References

• http://www.securityfocus.com/bid/102311
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14295
• https://code.wireshark.org/review/#/c/24997/
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=137ab7d5681486c6d6cc8faac4300b7cd4ec0cf1
• https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html
• http://www.securityfocus.com/bid/102311
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14295
• https://code.wireshark.org/review/#/c/24997/
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=137ab7d5681486c6d6cc8faac4300b7cd4ec0cf1
• https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html

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