#VU55313 Cross-site scripting in Velocity Tools - CVE-2020-13959
Published: July 26, 2021
Velocity Tools
Apache Foundation
Description
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the default error page for VelocityView. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
External links
- https://lists.apache.org/thread.html/r6802a38c3041059e763a1aadd7b37fe95de75408144b5805e29b84e3%40%3Cuser.velocity.apache.org%3E
- https://lists.apache.org/thread.html/rb042f3b0090e419cc9f5a3d32cf0baff283ccd6fcb1caea61915d6b6@%3Ccommits.velocity.apache.org%3E
- https://lists.apache.org/thread.html/r6802a38c3041059e763a1aadd7b37fe95de75408144b5805e29b84e3@%3Cuser.velocity.apache.org%3E
- https://lists.apache.org/thread.html/rf9868c564cff7adfd5283563f2309b93b3e496354a211a57503b2f72@%3Cannounce.apache.org%3E
- http://www.openwall.com/lists/oss-security/2021/03/10/2
- https://lists.debian.org/debian-lts-announce/2021/03/msg00021.html
- https://lists.apache.org/thread.html/r97edad0655770342d2d36620fb1de50b142fcd6c4f5c53dd72ca41d7@%3Cuser.velocity.apache.org%3E