Privilege Escalation in KTextEditor by KDE
CVE-2018-10361

7.8HIGH

Key Information:

Vendor

Kde

Status
Ktexteditor
Vendor
CVE Published:
25 April 2018

What is CVE-2018-10361?

A vulnerability identified in KTextEditor versions 5.34.0 to 5.45.0 involves insecure handling of temporary files created by the kauth_ktexteditor_helper service. This flaw can be exploited by unprivileged users who can authenticate as root, allowing them to execute a symlink attack to gain unauthorized root access. The attack initiates when a user writes a text file into a directory controlled by another user, leading to potential privilege escalation and severe security risks within the local system.

References

http://www.openwall.com/lists/oss-security/2018/04/24/1
x_refsource_MISC
https://bugzilla.suse.com/show_bug.cgi?id=1033055
x_refsource_MISC
http://www.openwall.com/lists/oss-security/2019/07/09/3
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.