Red Hat Software Collections update for rh-ruby22-ruby
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 13 |
| CVE-ID | CVE-2009-5147 CVE-2015-7551 CVE-2017-0898 CVE-2017-0899 CVE-2017-0900 CVE-2017-0901 CVE-2017-0902 CVE-2017-0903 CVE-2017-10784 CVE-2017-14033 CVE-2017-14064 CVE-2017-17405 CVE-2017-17790 |
| CWE-ID | CWE-20 CWE-284 CWE-502 CWE-200 CWE-77 |
| Exploitation vector | Network |
| Public exploit |
Public exploit code for vulnerability #6 is available. Public exploit code for vulnerability #12 is available. |
| Vulnerable software |
rh-ruby22-ruby (Red Hat package) Operating systems & Components / Operating system package or component |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains information about 13 vulnerabilities.
1) Input validation error
EUVDB-ID: #VU39345
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2009-5147
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to read and manipulate data.
DL::dlopen in Ruby 1.8, 1.9.0, 1.9.2, 1.9.3, 2.0.0 before patchlevel 648, and 2.1 before 2.1.8 opens libraries with tainted names.
MitigationInstall updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Input validation error
EUVDB-ID: #VU32356
Risk: High
CVSSv4.0: 6.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2015-7551
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows context-dependent attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can execute arbitrary code or cause a denial of service (application crash) via a crafted string, related to the DL module and the libffi library.
MitigationInstall updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Improper input validation
EUVDB-ID: #VU8447
Risk: Low
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2017-0898
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to cause DoS condition or obtain potentially sensitive information on the target system.
The weakness exists due to buffer underrun in the Kernel.sprintf() method. A remote attacker can provide a specially crafted format string value to cause the target interpreter to crash or potentially access data from the heap.
Successful exploitation of the vulnerability results in information disclosure or denial of service.
Install updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
4) Security restrictions bypass
EUVDB-ID: #VU8056
Risk: Low
CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2017-0899
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass security restrictions on the target system.
The weakness exists due to unknown error. A remote attacker can escape ANSI.
Install updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
5) Denial of service
EUVDB-ID: #VU8055
Risk: Low
CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2017-0900
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a local attacker to cause DoS condition on the target system.
The weakness exists due to insufficient validation of user-supplied input. A local attacker can supply a specially crafted 'query' command and cause the service to crash.
Successful exploitation of the vulnerability results in denial of service.
Install updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
6) Improper input validation
EUVDB-ID: #VU8057
Risk: Medium
CVSSv4.0: 7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]
CVE-ID: CVE-2017-0901
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to overwrite arbitrary files on the target system.
The weakness exists due to insufficient validation of user-supplied input. A remote attacker can trick the victim into installing a specially crafted RubyGem and overwrite arbitrary files.
Install updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
7) Session hijacking
EUVDB-ID: #VU8058
Risk: Low
CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2017-0902
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to hijack the target user's session.
The weakness exists due to improper access control. A remote attacker can hijack DNS sessions.
Install updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
8) Deserialization of untrusted data
EUVDB-ID: #VU8815
Risk: High
CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2017-0903
CWE-ID:
CWE-502 - Deserialization of Untrusted Data
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to YAML deserialization of gem specifications. A remote attacker can inject an instance of specially crafted serialized objects, gain elevated privileges and execute arbitrary Ruby code on RubyGems.org.
Successful exploitation of the vulnerability may result in system compromise.
Install updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
9) Information disclosure
EUVDB-ID: #VU8448
Risk: Low
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2017-10784
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to cause DoS condition or obtain potentially sensitive information on the target system.
The weakness exists due to escape sequence injection vulnerability in the Basic authentication of WEBrick. A remote attacker can supply a specially crafted user name value to the WEBrick Basic authentication function, inject escape sequence into the log file and view log contents.
Successful exploitation of the vulnerability results in information disclosure or denial of service.
Install updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
10) Improper input validation
EUVDB-ID: #VU8449
Risk: Low
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2017-14033
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists due to buffer underrun. A remote attacker can provide a specially crafted string to the OpenSSL::ASN1 decode function to cause the target interpreter to crash.
Successful exploitation of the vulnerability results in denial of service.
Install updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
11) Information disclosure
EUVDB-ID: #VU8123
Risk: Low
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2017-14064
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.
The weakness exists due to an issue with using strdup in ext/json/ext/generator/generator.c during a JSON generate call. A remote attacker can send a specially crafted request, stop strdup after encountering a '' byte, returning a pointer to a string of length zero, which is not the length stored in space_len and expose arbitrary memory.
Successful exploitation of the vulnerability results in information disclosure.
Install updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
12) Command injection
EUVDB-ID: #VU9718
Risk: High
CVSSv4.0: 8.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]
CVE-ID: CVE-2017-17405
CWE-ID:
CWE-77 - Command injection
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to execute arbitrary commands on the target system.
The weakness exists due to flaws in the Net::FTP. A remote attacker can inject and execute arbitrary commands with elevated privileges.
Successful exploitation of the vulnerability may result in system compromise.
Install updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
13) Command injection
EUVDB-ID: #VU10848
Risk: Low
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2017-17790
CWE-ID:
CWE-77 - Command injection
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary command on the target system.
The weakness exists in the lazy_initialize function due to command injection. A remote attacker can send a specially crafted request, inject and execute arbitrary commands.
Install updates from vendor's website.
rh-ruby22-ruby (Red Hat package): before 2.2.9-19.el6
CPE2.3 External linkshttps://access.redhat.com/errata/RHSA-2018:0583
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
