SB2017091919 - Cross-site scripting in libgcrypt (Alpine package)
Published: September 19, 2017
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Cross-site scripting (CVE-ID: CVE-2017-0378)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists in "the login_form function in views/helpers.php in Phamm before 0.6.7, exploitable" due to insufficient sanitization of user-supplied data passed via the PATH_INFO to main.php. 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
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=696f5be8d1756d7d79380dea33195ba98c85a833
- https://git.alpinelinux.org/aports/commit/?id=a7b9d19a1fc41bfd42e93e36100949f79ed0ea50
- https://git.alpinelinux.org/aports/commit/?id=3189f66bd0bf5c00883e527600243bc084badd61
- https://git.alpinelinux.org/aports/commit/?id=3b612fd1e8496523ee54b325d8e3b6de96bde290