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CRITICAL · 9.8

CVE-2019-9891

The function getopt_simple as described in Advanced Bash Scripting Guide (ISBN 978-1435752184) allows privilege escalation and execution of commands when used in a shell script called, for example, vi...

Vulnerability Description

The function getopt_simple as described in Advanced Bash Scripting Guide (ISBN 978-1435752184) allows privilege escalation and execution of commands when used in a shell script called, for example, via sudo.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
TldpAdvanced Bash-Scripting GuideAll versions

Related Weaknesses (CWE)

CWE-94

References

FAQ

What is CVE-2019-9891?

CVE-2019-9891 is a vulnerability with a CVSS score of 9.8 (CRITICAL). The function getopt_simple as described in Advanced Bash Scripting Guide (ISBN 978-1435752184) allows privilege escalation and execution of commands when used in a shell script called, for example, vi...

How severe is CVE-2019-9891?

CVE-2019-9891 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-9891?

Check the references section above for vendor advisories and patch information. Affected products include: Tldp Advanced Bash-Scripting Guide.