Detections
Analytics
Ubuntu 8.10 / 9.04 / 9.10 : ruby1.9 vulnerabilities (USN-900-1)
critical Nessus Plugin ID 44640
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Synopsis
The remote Ubuntu host is missing one or more security-related patches.Description
Emmanouel Kellinis discovered that Ruby did not properly handle certain string operations. An attacker could exploit this issue and possibly execute arbitrary code with application privileges.(CVE-2009-4124)
Giovanni Pellerano, Alessandro Tanasi, and Francesco Ongaro discovered that Ruby did not properly sanitize data written to log files. An attacker could insert specially crafted data into log files which could affect certain terminal emulators and cause arbitrary files to be overwritten, or even possibly execute arbitrary commands.
(CVE-2009-4492)
It was discovered that Ruby did not properly handle string arguments that represent large numbers. An attacker could exploit this and cause a denial of service. This issue only affected Ubuntu 9.10.
(CVE-2009-1904).
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
Solution
Update the affected packages.See Also
Plugin Details
Severity: Critical
ID: 44640
File Name: ubuntu_USN-900-1.nasl
Version: 1.16
Type: local
Agent: unix
Family: Ubuntu Local Security Checks
Published: 2/17/2010
Updated: 9/19/2019
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Critical
Base Score: 10
Temporal Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Vulnerability Information
CPE: p-cpe:/a:canonical:ubuntu_linux:rdoc1.9, cpe:/o:canonical:ubuntu_linux:9.04, cpe:/o:canonical:ubuntu_linux:9.10, p-cpe:/a:canonical:ubuntu_linux:irb1.9, p-cpe:/a:canonical:ubuntu_linux:libtcltk-ruby1.9, p-cpe:/a:canonical:ubuntu_linux:ruby1.9-examples, p-cpe:/a:canonical:ubuntu_linux:libdbm-ruby1.9, p-cpe:/a:canonical:ubuntu_linux:ruby1.9-dev, p-cpe:/a:canonical:ubuntu_linux:ruby1.9-elisp, p-cpe:/a:canonical:ubuntu_linux:libruby1.9-dbg, p-cpe:/a:canonical:ubuntu_linux:ri1.9, cpe:/o:canonical:ubuntu_linux:8.10, p-cpe:/a:canonical:ubuntu_linux:libreadline-ruby1.9, p-cpe:/a:canonical:ubuntu_linux:libopenssl-ruby1.9, p-cpe:/a:canonical:ubuntu_linux:libruby1.9, p-cpe:/a:canonical:ubuntu_linux:ruby1.9, p-cpe:/a:canonical:ubuntu_linux:libgdbm-ruby1.9
Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 2/16/2010
Vulnerability Publication Date: 6/11/2009