What’s Vulnerable › Vulnerabilities

CVE-2018-20106: SMB printer settings don't escape characters in passwords properly

• Severity: high (CVSS 8.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-03-15 · updated 2026-06-17
• Weakness: CWE-78

Description

In yast2-printer up to and including version 4.0.2 the SMB printer settings don't escape characters in passwords properly. If a password with backticks or simliar characters is supplied this allows for executing code as root. This requires tricking root to enter such a password in yast.

Affected products

• SUSE yast2-printer: through 4.0.2

References

• https://bugzilla.suse.com/show_bug.cgi?id=1114853
• https://bugzilla.suse.com/show_bug.cgi?id=1114853

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