CVE-2018-20781
published 2019-02-12CVE-2018-20781: In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is kept in a session-child process spawned from the LightDM daemon. This can expose…
PriorityP343high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EXPLOIT
EPSS
1.48%
71.1th percentile
In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is kept in a session-child process spawned from the LightDM daemon. This can expose the credential in cleartext.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | gnome-keyring | < gnome-keyring 3.28.0-1 (bookworm) | gnome-keyring 3.28.0-1 (bookworm) |
| gnome-keyring | gnome-keyring | >= 0 < 3.28.0-1 | 3.28.0-1 |
| gnome-keyring | gnome-keyring | >= 0 < 3.28.0-1 | 3.28.0-1 |
| gnome-keyring | gnome-keyring | >= 0 < 3.28.0-1 | 3.28.0-1 |
| gnome-keyring | gnome-keyring | >= 0 < 3.28.0-1 | 3.28.0-1 |
| gnome | gnome_keyring | < 3.27.2 | 3.27.2 |
| oracle | zfs_storage_appliance_kit | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.02.1LOWAV:L/AC:L/Au:N/C:P/I:N/A:N
osv7.8HIGH
vendor_debian7.8LOW
vendor_redhat7.8HIGH
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Ubuntu
GNOME Keyring vulnerability
vendor_ubuntu·2019-02-26
CVE-2018-20781 GNOME Keyring vulnerability
Title: GNOME Keyring vulnerability
Summary: GNOME Keyring could be made to expose sensitive information.
It was discovered that GNOME Keyring incorrectly cleared out credentials
supplied to the PAM module. A local attacker could possibly use this issue
to discover login credentials.
Instructions: After a standard system update you need to restart your session to make
all the necessary changes.
Debian
CVE-2018-20781: gnome-keyring - In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is k...
vendor_debian·2018·CVSS 7.8
CVE-2018-20781 [HIGH] CVE-2018-20781: gnome-keyring - In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is k...
In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is kept in a session-child process spawned from the LightDM daemon. This can expose the credential in cleartext.
Scope: local
bookworm: resolved (fixed in 3.28.0-1)
bullseye: resolved (fixed in 3.28.0-1)
forky: resolved (fixed in 3.28.0-1)
sid: resolved (fixed in 3.28.0-1)
trixie: resolved (fixed in 3.28.0-1)
Red Hat
gnome-keyring: user's login credentials is kept in a session-child process resulting in exposed plaintext password
vendor_redhat·2017-04-19·CVSS 7.8
CVE-2018-20781 [HIGH] CWE-522 gnome-keyring: user's login credentials is kept in a session-child process resulting in exposed plaintext password
gnome-keyring: user's login credentials is kept in a session-child process resulting in exposed plaintext password
In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is kept in a session-child process spawned from the LightDM daemon. This can expose the credential in cleartext.
Package: gnome-keyring (Red Hat Enterprise Linux 6) - Will not fix
Package: gnome-keyring (Red Hat Enterprise Linux 7) - Will not fix
Package: libgnome-keyring (Red Hat Enterprise Linux 7) - Not affected
Package: gnome-keyring (Red Hat Enterprise Linux 8) - Not affected
GHSA
GHSA-rqh7-8g2w-wcqc: In pam/gkr-pam-module
ghsa_unreviewed·2022-05-13
CVE-2018-20781 [HIGH] CWE-522 GHSA-rqh7-8g2w-wcqc: In pam/gkr-pam-module
In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is kept in a session-child process spawned from the LightDM daemon. This can expose the credential in cleartext.
OSV
CVE-2018-20781: In pam/gkr-pam-module
osv·2019-02-12·CVSS 7.8
CVE-2018-20781 [HIGH] CVE-2018-20781: In pam/gkr-pam-module
In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is kept in a session-child process spawned from the LightDM daemon. This can expose the credential in cleartext.
Bugzilla
CVE-2018-20781 gnome-keyring: user's login credentials is kept in a session-child process resulting in exposed plaintext password
bugzilla·2019-02-14·CVSS 7.8
CVE-2018-20781 [HIGH] CVE-2018-20781 gnome-keyring: user's login credentials is kept in a session-child process resulting in exposed plaintext password
CVE-2018-20781 gnome-keyring: user's login credentials is kept in a session-child process resulting in exposed plaintext password
In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is kept in a session-child process spawned from the LightDM daemon. This can expose the credential in cleartext.
Upstream Issue:
https://gitlab.gnome.org/GNOME/gnome-keyring/issues/3
Reference:
https://bugzilla.gnome.org/show_bug.cgi?id=781486
https://bugs.launchpad.net/ubuntu/+source/gnome-keyring/+bug/1772919
Discussion:
Created libgnome-keyring tracking bugs for this issue:
Affects: fedora-all [bug 1677289]
---
External References:
https://gitlab.gnome.org/GNOME/gnome-keyring/tags/3.27.2
---
To exploit this flaw, an attacker would need to read the memory of a local proces
Bugzilla
CVE-2018-20781 libgnome-keyring: gnome-keyring: user's login credentials is kept in a session-child process resulting in exposed plaintext password [fedora-all]
bugzilla·2019-02-14·CVSS 7.8
CVE-2018-20781 [HIGH] CVE-2018-20781 libgnome-keyring: gnome-keyring: user's login credentials is kept in a session-child process resulting in exposed plaintext password [fedora-all]
CVE-2018-20781 libgnome-keyring: gnome-keyring: user's login credentials is kept in a session-child process resulting in exposed plaintext password [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog a
https://bugs.launchpad.net/ubuntu/+source/gnome-keyring/+bug/1772919https://bugzilla.gnome.org/show_bug.cgi?id=781486https://github.com/huntergregal/mimipenguinhttps://github.com/huntergregal/mimipenguin/tree/d95f1e08ce79783794f38433bbf7de5abd9792dahttps://gitlab.gnome.org/GNOME/gnome-keyring/issues/3https://gitlab.gnome.org/GNOME/gnome-keyring/tags/3.27.2https://usn.ubuntu.com/3894-1/https://www.oracle.com/security-alerts/cpujan2021.htmlhttps://bugs.launchpad.net/ubuntu/+source/gnome-keyring/+bug/1772919https://bugzilla.gnome.org/show_bug.cgi?id=781486https://github.com/huntergregal/mimipenguinhttps://github.com/huntergregal/mimipenguin/tree/d95f1e08ce79783794f38433bbf7de5abd9792dahttps://gitlab.gnome.org/GNOME/gnome-keyring/issues/3https://gitlab.gnome.org/GNOME/gnome-keyring/tags/3.27.2https://usn.ubuntu.com/3894-1/https://www.oracle.com/security-alerts/cpujan2021.html
2019-02-12
Published