High severity · published Aug 31, 2017
CVE-2017-0901
RubyGems version 2.6.12 and earlier fails to validate specification names, allowing a maliciously crafted gem to potentially overwrite any file on the filesystem
7.5
CVSS
29.4%
EPSS
No
On KEV
Description
RubyGems version 2.6.12 and earlier fails to validate specification names, allowing a maliciously crafted gem to potentially overwrite any file on the filesystem.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)29.4% · higher than 98% 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
UL
Ubuntu Linux · Canonical
14.04; 16.04; 17.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-0901
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-0901
Patch
http://blog.rubygems.org/2017/08/27/2.6.13-released.html
Third Party Advisory
http://www.securityfocus.com/bid/100580
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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