CVE-2018-20781
HIGH
7.8
CVSS Score
Published: February 12, 2019 at 05:00 PM UTC
Updated: June 17, 2026 at 01:53 AM UTC
3 products affected across 3 vendorsUbuntu LinuxZfs Storage Appliance KitGnome Keyring
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.8
Exploit prediction
EPSS 2%
Description
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
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%v < 3.27.2
Affected range stops below 3.27.2, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (8)
x_refsource_MISCIssue TrackingPatchThird Party Advisory
Source: [email protected]
https://bugs.launchpad.net/ubuntu/+source/gnome-keyring/+bug/1772919x_refsource_MISCIssue TrackingPatchVendor Advisory
Source: [email protected]
https://bugzilla.gnome.org/show_bug.cgi?id=781486x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/huntergregal/mimipenguinx_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/huntergregal/mimipenguin/tree/d95f1e08ce79783794f38433bbf7de5abd9792dax_refsource_MISCVendor Advisory
Source: [email protected]
https://gitlab.gnome.org/GNOME/gnome-keyring/issues/3x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://gitlab.gnome.org/GNOME/gnome-keyring/tags/3.27.2Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
https://usn.ubuntu.com/3894-1/x_refsource_MISCThird Party Advisory
Source: [email protected]
https://www.oracle.com/security-alerts/cpujan2021.htmlCVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-522
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card