CVE-2016-0634
UnknownEPSS 6.07%
Last modified
CVE-2016-0634 is a vulnerability of currently unknown severity. The expansion of '\h' in the prompt string in bash 4.3 allows remote authenticated users to execute arbitrary code via shell metacharacters placed in 'hostname' of a machine.. EPSS estimates a 6.07% chance of exploitation in the next 30 days.
Description
The expansion of '\h' in the prompt string in bash 4.3 allows remote authenticated users to execute arbitrary code via shell metacharacters placed in 'hostname' of a machine.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Bash | 4.3 |
References
- http://www.openwall.com/lists/oss-security/2016/09/16/12Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/16/8Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/18/11Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/19/7Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/20/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/27/9Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/29/27Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/07/6Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/10/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/10/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/92999Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1377613Issue Tracking, Patch, Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201612-39Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/16/12Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/16/8Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/18/11Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/19/7Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/20/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/27/9Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/29/27Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/07/6Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/10/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/10/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/92999Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1377613Issue Tracking, Patch, Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201612-39Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-0634?
The expansion of '\h' in the prompt string in bash 4.3 allows remote authenticated users to execute arbitrary code via shell metacharacters placed in 'hostname' of a machine.
How severe is CVE-2016-0634?
Severity scoring for CVE-2016-0634 is pending analysis. The EPSS model estimates a 6.07% probability of exploitation in the next 30 days.
How do I fix CVE-2016-0634?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2016-0634?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST