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Bugzilla – Full Text Bug Listing |
| Summary: | VUL-0: CVE-2018-20105: yast2-rmt: CA private key passhrase exposed in log-file | ||
|---|---|---|---|
| Product: | [Novell Products] SUSE Security Incidents | Reporter: | Fabian Schilling <fschilling> |
| Component: | Incidents | Assignee: | Serhii Kotov <skotov> |
| Status: | RESOLVED FIXED | QA Contact: | Security Team bot <security-team> |
| Severity: | Normal | ||
| Priority: | P3 - Medium | CC: | fschnizlein, fschueller, hschmidt, jsegitz, matthias.gerstner, meissner, ngreiner, skotov, thutterer, tmuntaner, tschmidt, wolfgang.frisch, wstephenson |
| Version: | unspecified | ||
| Target Milestone: | --- | ||
| Hardware: | All | ||
| OS: | SLES 15 | ||
| URL: | https://smash.suse.de/issue/221387/ | ||
| Whiteboard: | CVSSv2:NVD:CVE-2018-20105:2.1:(AV:L/AC:L/Au:N/C:P/I:N/A:N) CVSSv3.1:NVD:CVE-2018-20105:5.5:(AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N) CVSSv3:SUSE:CVE-2018-20105:4.4:(AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N) | ||
| Found By: | --- | Services Priority: | |
| Business Priority: | Blocker: | --- | |
| Marketing QA Status: | --- | IT Deployment: | --- |
Nice find. Tracked as CVE-2018-20105 The version 1.2.2 which contains the fix is released and the code is published to https://github.com/yast/yast-rmt I assign the bug to security@suse.de as I was advised to do so in a similar issue https://bugzilla.suse.com/show_bug.cgi?id=1117602 Please check if everything is correct and close the bug. openSUSE-SU-2019:1089-1: An update that solves one vulnerability and has two fixes is now available.
Category: security (moderate)
Bug References: 1119835,1120672,1123562
CVE References: CVE-2018-20105
Sources used:
openSUSE Leap 15.0 (src): yast2-rmt-1.2.2-lp150.2.19.1
*** NOTE: This information is not intended to be used for external
communication, because this may only be a partial fix.
If you have questions please reach out to maintenance coordination.
openSUSE-SU-2020:0253-1: An update that fixes one vulnerability is now available. Category: security (moderate) Bug References: 1119835 CVE References: CVE-2018-20105 Sources used: openSUSE Leap 15.1 (src): yast2-rmt-1.2.2-lp151.2.3.1 This is an autogenerated message for OBS integration: This bug (1119835) was mentioned in https://build.opensuse.org/request/show/780172 Factory / yast2-rmt SUSE-SU-2020:0578-1: An update that solves one vulnerability and has one errata is now available. Category: security (moderate) Bug References: 1119835,1146403 CVE References: CVE-2018-20105 Sources used: SUSE Linux Enterprise Module for Server Applications 15-SP1 (src): yast2-rmt-1.3.0-3.5.1 NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination. openSUSE-SU-2020:0320-1: An update that solves one vulnerability and has one errata is now available. Category: security (moderate) Bug References: 1119835,1146403 CVE References: CVE-2018-20105 Sources used: openSUSE Leap 15.1 (src): yast2-rmt-1.3.0-lp151.2.6.1 This is released. |
When setting up an rmt-server using yast2-rmt the CA private key passphrase inputted by the admin is logged in clear-text in: /var/log/YaST2/y2log How to reproduce: 1. Set up a fresh SLES-15 system and install RMT. #> zypper in yast2-rmt rmt-server 2. Configure the RMT server by running #> yast rmt and follow the instructions. 3. Use ${PASSWORD} for encrypting the CA private key. 4. ${PASSWORD} gets logged in clear text. #> grep ${PASSWORD} /var/log/YaST2/y2log* Sample output: 2018-12-17 15:26:18 <1> rmtserversle15(11436) [Ruby] lib/cheetah.rb:206 Standard input: $PASSWORD 2018-12-17 15:26:18 <1> rmtserversle15(11436) [Ruby] lib/cheetah.rb:206 Standard input: $PASSWORD 2018-12-17 15:26:19 <1> rmtserversle15(11436) [Ruby] lib/cheetah.rb:206 Standard input: $PASSWORD