SB2018072422 - Cross-site scripting in php7 (Alpine package)
Published: July 24, 2018
Security Bulletin ID
SB2018072422
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Cross-site scripting (CVE-ID: CVE-2018-17082)
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to the header Transfer-Encoding: chunked. 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=195c4dea4525cc85ef4ab449d2c739b6b5081b48
- https://git.alpinelinux.org/aports/commit/?id=4a7ccf578f5caf82b4c9120ac266ff49f245549a
- https://git.alpinelinux.org/aports/commit/?id=7a2897f5fb53f23d6d00a7b63c4a7a2771887bb7
- https://git.alpinelinux.org/aports/commit/?id=5a139d90fddef86a140f5dc52f95dd0548de4525
- https://git.alpinelinux.org/aports/commit/?id=389d0b359a27f0f187e0666cfd48249bb2a9d2eb
- https://git.alpinelinux.org/aports/commit/?id=d42b915a2245405763bb485ededfbdb01393f109