OpenSUSE Linux update for PackageKit



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-1106
CWE-ID CWE-287
Exploitation vector Local
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 PackageKit
Universal components / Libraries / Libraries used by multiple products

Vendor Richard Hughes

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper authentication

EUVDB-ID: #VU12144

Risk: Low

CVSSv4.0: 1.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2018-1106

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a local attacker to bypass security restrictions on the target system.

The weakness exists in the pk_transaction_authorize_actions_finished_cb function in the pk-transaction.c source code file due to improper authentication restrictions. A local attacker can bypass authentication and install signed packages on the system without authorization. 

Mitigation

Update the affected packages.

Vulnerable software versions

PackageKit: 1.1.0 - 1.1.9

CPE2.3 External links

https://lists.opensuse.org/opensuse-security-announce/2018-04/msg00066.html


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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