Cross-site scripting in Ratpack toolkit for JVM web applications



Published: 2020-01-31
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-10770
CWE-ID CWE-79
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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Ratpack
Universal components / Libraries / Libraries used by multiple products

Vendor Ratpack

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Cross-site scripting

EUVDB-ID: #VU24794

Risk: Low

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2019-10770

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

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 development error handler. 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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Ratpack: 0.9.10 - 1.7.5


CPE2.3 External links

http://snyk.io/vuln/SNYK-JAVA-IORATPACK-534882
http://github.com/ratpack/ratpack/commit/a3cbb13be1527874528c3b99fc33517c0297b6d3
http://github.com/ratpack/ratpack/security/advisories/GHSA-r2wf-q3x4-hrv9

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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