Cross-site scripting in ruby (Alpine package)



Published: 2019-10-11
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2012-6708
CWE-ID CWE-79
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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ruby (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Cross-site scripting

EUVDB-ID: #VU18263

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2012-6708

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

Exploit availability: Yes

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 within the  jQuery(strInput) function that does not differentiate selectors from HTML. 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 update from vendor's website.

Vulnerable software versions

ruby (Alpine package): 2.5.5-r0


CPE2.3 External links

http://git.alpinelinux.org/aports/commit/?id=9f704bf9da4bdb94ea9e7bcee0259b0b5f8f937d

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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