CVE-2015-2963

The thoughtbot paperclip gem before 4.2.2 for Ruby does not consider the content-type value during media-type validation, which allows remote attackers to upload HTML documents and conduct cross-site scripting (XSS) attacks via a spoofed value, as demonstrated by image/jpeg.

Score

CVSS 2.0 4.3 Medium

Status

Modified - vultures@jpcert.or.jp

Published

2015-07-10

Last modified

2024-08-06

Weaknesses

CWE-79

Affected products

• Paperclip (Thoughtbot)

References

• http://jvn.jp/en/jp/JVN83881261/index.html
• http://jvndb.jvn.jp/jvndb/JVNDB-2015-000088
• http://openwall.com/lists/oss-security/2015/06/19/3
• http://www.securityfocus.com/bid/75304
• https://github.com/thoughtbot/paperclip/commit/9aee4112f36058cd28d5fe4a006d6981bd1eda57
• https://robots.thoughtbot.com/paperclip-security-release