CVE-2018-14055 Privilege escalation in n/a

What is CVE-2018-14055?

CVE-2018-14055 is a medium-severity vulnerability in Debian Debian Linux, published on 15 Jul 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

ZNC before 1.7.1-rc1 does not properly validate untrusted lines coming from the network, allowing a non-admin user to escalate his privilege and inject rogue values into znc.conf.

Weakness: CWE-20

Which versions are affected by CVE-2018-14055?

It affects 2 products.

Products include Debian Debian Linux, Znc Znc.

How do I fix CVE-2018-14055?

Upgrade to a fixed version.

Is CVE-2018-14055 being exploited?

There is no known exploitation of CVE-2018-14055 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ALPINE-CVE-2018-14055, DEBIAN-CVE-2018-14055, GHSA-jwph-8hwh-5w78, UBUNTU-CVE-2018-14055.