CVE-2018-8780
critical · 9.1In 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.
9.1
CVSS
10.1%
EPSS (exploit prob.)
95th
EPSS percentile
2018-04-03
Published
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weaknesses
CWE-22
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| ruby-lang | ruby | < 2.2.10 |
| ruby-lang | ruby | >= 2.3.0, < 2.3.7 |
| ruby-lang | ruby | >= 2.4.0, < 2.4.4 |
| ruby-lang | ruby | >= 2.5.0, < 2.5.1 |
| ruby-lang | ruby | 2.6.0 |
| canonical | ubuntu_linux | 14.04 |
| canonical | ubuntu_linux | 16.04 |
| canonical | ubuntu_linux | 17.10 |
| debian | debian_linux | 7.0 |
| debian | debian_linux | 8.0 |
| debian | debian_linux | 9.0 |
Check a specific version with /api/v1/cve/match.
References
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
- http://www.securityfocus.com/bid/103739
- http://www.securitytracker.com/id/1042004
- https://access.redhat.com/errata/RHSA-2018:3729
- https://access.redhat.com/errata/RHSA-2018:3730
- https://access.redhat.com/errata/RHSA-2018:3731
- https://access.redhat.com/errata/RHSA-2019:2028
- https://access.redhat.com/errata/RHSA-2020:0542
- https://access.redhat.com/errata/RHSA-2020:0591
- https://access.redhat.com/errata/RHSA-2020:0663
- https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
- https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://usn.ubuntu.com/3626-1/
- https://www.debian.org/security/2018/dsa-4259
- https://www.ruby-lang.org/en/news/2018/03/28/poisoned-nul-byte-dir-cve-2018-8780/
- https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/
- https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/
- https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/
- https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
- http://www.securityfocus.com/bid/103739
- http://www.securitytracker.com/id/1042004
- https://access.redhat.com/errata/RHSA-2018:3729
- https://access.redhat.com/errata/RHSA-2018:3730
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2018-8780