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nvd[email protected]NVD:CVE-2018-8780
HistoryApr 03, 2018 - 10:29 p.m.

CVE-2018-8780

2018-04-0322:29:00
CWE-22
web.nvd.nist.gov
9

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

AI Score

8.6

Confidence

High

EPSS

0.002

Percentile

59.7%

In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, the Dir.open, Dir.new, Dir.entries and Dir.empty? methods do not check NULL characters. When using the corresponding method, unintentional directory traversal may be performed.

Affected configurations

Nvd
Node
ruby-langrubyRange<2.2.10
OR
ruby-langrubyRange2.3.02.3.7
OR
ruby-langrubyRange2.4.02.4.4
OR
ruby-langrubyRange2.5.02.5.1
OR
ruby-langrubyMatch2.6.0preview1
Node
canonicalubuntu_linuxMatch14.04lts
OR
canonicalubuntu_linuxMatch16.04lts
OR
canonicalubuntu_linuxMatch17.10
Node
debiandebian_linuxMatch7.0
OR
debiandebian_linuxMatch8.0
OR
debiandebian_linuxMatch9.0
VendorProductVersionCPE
ruby-langruby*cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*
ruby-langruby2.6.0cpe:2.3:a:ruby-lang:ruby:2.6.0:preview1:*:*:*:*:*:*
canonicalubuntu_linux14.04cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
canonicalubuntu_linux16.04cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
canonicalubuntu_linux17.10cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
debiandebian_linux7.0cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
debiandebian_linux8.0cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

References

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

AI Score

8.6

Confidence

High

EPSS

0.002

Percentile

59.7%