XSS in Rubyonrails Rails
CVE-2013-1855
The sanitize_css method in lib/action_controller/vendor/html-scanner/html/sanitizer.rb in the Action Pack component in Ruby on Rails before 2.3.18, 3.0.x and 3.1.x before 3.1.12, and 3.2.x before 3.2.13 does not properly handle \n (newline) characters, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via crafted Cascading Style Sheets (CSS) token sequences.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.026 (85.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000
Affected products
- Rubyonrails Rails — versions 3.2.0, 3.2.1, 3.2.2
- Rubyonrails Ruby On Rails — versions 0.5.0, 0.5.5, 0.5.6
- Red Hat Enterprise Linux — versions 6.0
Weakness classification (CWE)
References
- lists.apple.com/archives/security-announce/2013/Oct/msg00006.html (vendor-advisory)
- groups.google.com/group/rubyonrails-security/msg/8ed835a97cdd1afd (mailing-list)
- lists.opensuse.org/opensuse-updates/2014-01/msg00013.html (vendor-advisory)
- lists.opensuse.org/opensuse-updates/2013-04/msg00073.html (vendor-advisory)
- support.apple.com/kb/HT5784
- rhn.redhat.com/errata/RHSA-2013-0698.html (vendor-advisory)
- lists.apple.com/archives/security-announce/2013/Jun/msg00000.html (vendor-advisory)
- lists.opensuse.org/opensuse-updates/2013-04/msg00072.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2014-1863.html (vendor-advisory)
- weblog.rubyonrails.org/2013/3/18/SEC-ANN-Rails-3-2-13-3-1-12-and-2-3-18-have-be…