Critical severity · published Aug 31, 2017
CVE-2017-0899
RubyGems version 2.6.12 and earlier is vulnerable to maliciously crafted gem specifications that include terminal escape characters
9.8
CVSS
11.1%
EPSS
No
On KEV
Description
RubyGems version 2.6.12 and earlier is vulnerable to maliciously crafted gem specifications that include terminal escape characters. Printing the gem specification would execute terminal escape sequences.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)11.1% · higher than 96% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.4; 7.6 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
7.4; 7.5; 7.6 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
7.4; 7.6 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
RU
Rubygems · Rubygems
through 2.6.12 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-0899
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-0899
Patch
http://blog.rubygems.org/2017/08/27/2.6.13-released.html
Third Party Advisory
http://www.securityfocus.com/bid/100576
Third Party Advisory
http://www.securitytracker.com/id/1039249
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:3485
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0378
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0583
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