Ruby '#to_s' Method Incomplete Fix Security Bypass Vulnerability
BID:55813
Info
Ruby '#to_s' Method Incomplete Fix Security Bypass Vulnerability
| Bugtraq ID: | 55813 |
| Class: | Failure to Handle Exceptional Conditions |
| CVE: |
CVE-2012-4481 |
| Remote: | Yes |
| Local: | Yes |
| Published: | Oct 05 2012 12:00AM |
| Updated: | Dec 16 2014 12:54AM |
| Credit: | Vit Ondruch of Red Hat |
| Vulnerable: |
Yukihiro Matsumoto Ruby 1.8.7 -p22 Yukihiro Matsumoto Ruby 1.8.7 -p21 Yukihiro Matsumoto Ruby 1.8.7 Yukihiro Matsumoto Ruby 1.8.6 -p287 Yukihiro Matsumoto Ruby 1.8.6 -p286 Yukihiro Matsumoto Ruby 1.8.6 -p230 Yukihiro Matsumoto Ruby 1.8.6 -p229 Yukihiro Matsumoto Ruby 1.8.6 -p114 Yukihiro Matsumoto Ruby 1.8.6 Yukihiro Matsumoto Ruby 1.8.7-p330 Yukihiro Matsumoto Ruby 1.8.7-p302 Yukihiro Matsumoto Ruby 1.8.7-p299 Yukihiro Matsumoto Ruby 1.8.7-p249 Yukihiro Matsumoto Ruby 1.8.7-p248 Yukihiro Matsumoto Ruby 1.8.7-p173 Yukihiro Matsumoto Ruby 1.8.7-p160 Yukihiro Matsumoto Ruby 1.8.6-p420 Yukihiro Matsumoto Ruby 1.8.6-p399 Yukihiro Matsumoto Ruby 1.8.6-p388 Yukihiro Matsumoto Ruby 1.8.6-p383 Yukihiro Matsumoto Ruby 1.8.6-p369 Yukihiro Matsumoto Ruby 1.8.6-p368 Ubuntu Ubuntu Linux 12.04 LTS i386 Ubuntu Ubuntu Linux 12.04 LTS amd64 Ubuntu Ubuntu Linux 11.10 i386 Ubuntu Ubuntu Linux 11.10 amd64 Ubuntu Ubuntu Linux 11.04 powerpc Ubuntu Ubuntu Linux 11.04 i386 Ubuntu Ubuntu Linux 11.04 ARM Ubuntu Ubuntu Linux 11.04 amd64 Ubuntu Ubuntu Linux 10.04 sparc Ubuntu Ubuntu Linux 10.04 powerpc Ubuntu Ubuntu Linux 10.04 i386 Ubuntu Ubuntu Linux 10.04 ARM Ubuntu Ubuntu Linux 10.04 amd64 RedHat Enterprise Linux Desktop Workstation 5 client Red Hat Enterprise Linux Workstation Optional 6 Red Hat Enterprise Linux Workstation 6 Red Hat Enterprise Linux Server Optional 6 Red Hat Enterprise Linux Server 6 Red Hat Enterprise Linux HPC Node Optional 6 Red Hat Enterprise Linux HPC Node 6 Red Hat Enterprise Linux Desktop Optional 6 Red Hat Enterprise Linux Desktop 6 Red Hat Enterprise Linux Desktop 5 client Red Hat Enterprise Linux 5 Server Oracle Enterprise Linux 6.2 Oracle Enterprise Linux 6 Oracle Enterprise Linux 5 MandrakeSoft Enterprise Server 5 x86_64 MandrakeSoft Enterprise Server 5 Gentoo Linux CentOS CentOS 6 CentOS CentOS 5 |
| Not Vulnerable: |
Yukihiro Matsumoto Ruby 1.9 |
Discussion
Ruby '#to_s' Method Incomplete Fix Security Bypass Vulnerability
Ruby is prone to a security-bypass vulnerability.
An attacker can exploit this issue to bypass certain security restrictions and perform unauthorized actions.
The following Ruby versions are affected:
1.8.6 through versions 1.8.6-420
1.8.7 through versions 1.8.7-330
1.8.8dev
Note: This issue is the result of an incomplete fix for the issue described in BID 46458 (Ruby '#to_s' Security Bypass Vulnerability).
Ruby is prone to a security-bypass vulnerability.
An attacker can exploit this issue to bypass certain security restrictions and perform unauthorized actions.
The following Ruby versions are affected:
1.8.6 through versions 1.8.6-420
1.8.7 through versions 1.8.7-330
1.8.8dev
Note: This issue is the result of an incomplete fix for the issue described in BID 46458 (Ruby '#to_s' Security Bypass Vulnerability).
Exploit / POC
Ruby '#to_s' Method Incomplete Fix Security Bypass Vulnerability
Currently, we are not aware of any exploits. If you feel we are in error or if you are aware of any more recent information, please mail us at: [email protected].
Currently, we are not aware of any exploits. If you feel we are in error or if you are aware of any more recent information, please mail us at: [email protected].
Solution / Fix
Ruby '#to_s' Method Incomplete Fix Security Bypass Vulnerability
Solution:
Updates are available. Please see the references for more information.
Solution:
Updates are available. Please see the references for more information.
References
Ruby '#to_s' Method Incomplete Fix Security Bypass Vulnerability
References:
References:
- Ruby Homepage (Yukihiro Matsumoto)