Symlink attack in KWallet - CVE-2018-10380
Published: May 11, 2018 / Updated: May 11, 2018
Vulnerability identifier: #VU12586
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-10380
CWE-ID: CWE-61
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to obtain potentially sensitive information on the target system.
The weakness exists in the kwallet-pam module due to improper security restrictions, performing file writing and permission changing operations as root. A local attacker can conduct symbolic link attack and gain access to potentially sensitive information.
The weakness exists in the kwallet-pam module due to improper security restrictions, performing file writing and permission changing operations as root. A local attacker can conduct symbolic link attack and gain access to potentially sensitive information.
Affected software
KWallet
Debian Linux
Fedora
pam-kwallet
Debian Linux
Fedora
pam-kwallet
How to mitigate CVE-2018-10380
Update to version 5.12.6 or 5.13.0.
pam-kwallet - addressed in versions 5.12.5-3.fc26, 5.12.5-3.fc27, 5.12.5-3.fc28