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Debian LTS: Security Advisory for jruby (DLA-2330-1)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update for the 'jruby' package(s) announced via the DLA-2330-1 advisory.
Insight
Insight
Several vulnerabilities were fixed in JRuby, a 100% pure-Java implementation of Ruby. CVE-2017-17742 CVE-2019-16254 HTTP Response Splitting attacks in the HTTP server of WEBrick. CVE-2019-16201 Regular Expression Denial of Service vulnerability of WEBrick's Digest access authentication. CVE-2019-8320 Delete directory using symlink when decompressing tar. CVE-2019-8321 Escape sequence injection vulnerability in verbose. CVE-2019-8322 Escape sequence injection vulnerability in gem owner. CVE-2019-8323 Escape sequence injection vulnerability in API response handling. CVE-2019-8324 Installing a malicious gem may lead to arbitrary code execution. CVE-2019-8325 Escape sequence injection vulnerability in errors. CVE-2019-16255 Code injection vulnerability of Shell#[] and Shell#test.
Affected Software
Affected Software
'jruby' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
For Debian 9 stretch, these problems have been fixed in version 1.7.26-1+deb9u2. We recommend that you upgrade your jruby packages.