[USN-1583-1] Ruby vulnerabilities

Severity Medium

CVEs 3

Several security issues were fixed in ruby1.9.1

It was discovered that Ruby incorrectly allowed untainted strings to be
modified in protective safe levels. An attacker could use this flaw to bypass
intended access restrictions. (CVE-2011-1005)

John Firebaugh discovered that the RubyGems remote gem fetcher did not properly
verify SSL certificates. A remote attacker could exploit this to perform a man
in the middle attack to alter gem files being downloaded for installation.
(CVE-2012-2126)

John Firebaugh discovered that the RubyGems remote gem fetcher allowed
redirection from HTTPS to HTTP. A remote attacker could exploit this to perform
a machine-in-the-middle attack to alter gem files being downloaded for
installation. (CVE-2012-2125)

ID

USN-1583-1

Severity

medium

Severity from

CVE-2012-2125

URL

https://ubuntu.com/security/notices/USN-1583-1

Published