8.8high
CVE-2017-10784in critical feed
WEBrick RCE Vulnerability
Also known as GHSA-369m-2gv6-mw28
Published 9 y ago · modified 4 mo ago · JSON
CVSS
8.8
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
16.4%
percentile 97%
Public exploits
0
none known
Summary
The Basic authentication code in WEBrick library in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows remote attackers to inject terminal emulator escape sequences into its log and possibly execute arbitrary commands via a crafted user name.
Exploit prediction (EPSS)
16.41% probability of exploitation in the next 30 days, higher than 97% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.0 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
| GitHub | 3.0 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| rubygems | webrick | <1.4.0 | 1.4.0 |
Classification
- Weakness
- CWE-287 Improper Authentication
References
- usn.ubuntu.com /3685-1/ · vendor-advisory, x_refsource_UBUNTU, x_transferred
- access.redhat.com /errata/RHSA-2018:0585 · vendor-advisory, x_refsource_REDHAT, x_transferred
- usn.ubuntu.com /3528-1/ · vendor-advisory, x_refsource_UBUNTU, x_transferred
- securityfocus.com /bid/100853 · vdb-entry, x_refsource_BID, x_transferred
- ruby-lang.org /en/news/2017/09/14/ruby-2-3-5-released/ · x_refsource_CONFIRM, x_transferred
- access.redhat.com /errata/RHSA-2018:0378 · vendor-advisory, x_refsource_REDHAT, x_transferred
- securitytracker.com /id/1042004 · vdb-entry, x_refsource_SECTRACK, x_transferred
- debian.org /security/2017/dsa-4031 · vendor-advisory, x_refsource_DEBIAN, x_transferred
- ruby-lang.org /en/news/2017/09/14/ruby-2-2-8-released/ · x_refsource_CONFIRM, x_transferred
- securitytracker.com /id/1039363 · vdb-entry, x_refsource_SECTRACK, x_transferred
- access.redhat.com /errata/RHSA-2017:3485 · vendor-advisory, x_refsource_REDHAT, x_transferred
- lists.debian.org /debian-lts-announce/2018/07/msg00012.html · mailing-list, x_refsource_MLIST, x_transferred
- access.redhat.com /errata/RHSA-2018:0583 · vendor-advisory, x_refsource_REDHAT, x_transferred
- ruby-lang.org /en/news/2017/09/14/webrick-basic-auth-escape-sequence-injection-cve-2017-10784/ · x_refsource_CONFIRM, x_transferred
- security.gentoo.org /glsa/201710-18 · vendor-advisory, x_refsource_GENTOO, x_transferred
- nvd.nist.gov /vuln/detail/CVE-2017-10784 · advisory
- github.com /ruby/ruby/commit/6617c41292 · web
- github.com /ruby/webrick/commit/4ac0f3843ab82d1c31e1cfc719409208adef7813 · web
- hackerone.com /reports/223363 · web
- ruby-lang.org /en/news/2017/09/14/webrick-basic-auth-escape-sequence-injection-cve-2017-10784 · web
- ruby-lang.org /en/news/2017/09/14/ruby-2-3-5-released · web
- ruby-lang.org /en/news/2017/09/14/ruby-2-2-8-released · web
- web.archive.org /web/20211025092552/http://www.securitytracker.com/id/1039363 · web
- web.archive.org /web/20210919031115/http://www.securitytracker.com/id/1042004 · web
- web.archive.org /web/20210621131814/http://www.securityfocus.com/bid/100853 · web
- usn.ubuntu.com /3685-1 · web
- usn.ubuntu.com /3528-1 · web
- github.com /rubysec/ruby-advisory-db/blob/master/gems/webrick/CVE-2017-10784.yml · web
- github.com /ruby/webrick · package
Sources
- CVE List: CVE-2017-10784
- GitHub Advisory: GHSA-369m-2gv6-mw28
- NVD: CVE-2017-10784
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