Information disclosure in GNOME Keyring



| Updated: 2022-09-19
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-20781
CWE-ID CWE-200
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 GNOME Keyring
Client/Desktop applications / Encryption software

Vendor Gnome Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU17715

Risk: Low

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:A/U:Clear]

CVE-ID: CVE-2018-20781

CWE-ID: CWE-200 - Information exposure

Exploit availability: Yes

Description

The vulnerability allows a remote root privileged attacker to gain access to potentially sensitive information.

The vulnerability exists due to the LightDM daemon in the affected software stores user passwords in cleartext. A remote attacker can performa memory dump and retrieve login credentials, which can be used to conduct further attacks.

Mitigation

Update to version 3.27.2.

Vulnerable software versions

GNOME Keyring: 3.0.0 - 3.27.0

CPE2.3 External links

https://bugs.launchpad.net/ubuntu/+source/gnome-keyring/+bug/1772919
https://bugzilla.gnome.org/show_bug.cgi?id=781486
https://gitlab.gnome.org/GNOME/gnome-keyring/issues/3
https://gitlab.gnome.org/GNOME/gnome-keyring/tags/3.27.2


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.



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