Covert Timing Channel Affecting pcs package, versions <0:0.9.162-5.el7_5.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS7-PCS-2099543
- published26 Jul 2021
- disclosed25 May 2015
Introduced: 25 May 2015
CVE-2018-1000119 (opens in a new tab)How to fix?
Upgrade Centos:7 pcs to version 0:0.9.162-5.el7_5.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream pcs package and not the pcs package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
Sinatra rack-protection versions 1.5.4 and 2.0.0.rc3 and earlier contains a timing attack vulnerability in the CSRF token checking that can result in signatures can be exposed. This attack appear to be exploitable via network connectivity to the ruby application. This vulnerability appears to have been fixed in 1.5.5 and 2.0.0.
References
- https://github.com/sinatra/rack-protection/pull/98
- https://github.com/sinatra/sinatra/commit/8aa6c42ef724f93ae309fb7c5668e19ad547eceb#commitcomment-27964109
- https://access.redhat.com/security/cve/CVE-2018-1000119
- https://www.debian.org/security/2018/dsa-4247
- https://access.redhat.com/errata/RHSA-2018:1060