PT-2018-4908 · Web2Py+1 · Web2Py+1

Shaolin · Published 2018-02-06 · Updated 2019-06-21 · CVE-2016-3952

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions web2py versions prior to 2.14.1

Description The issue allows remote attackers to obtain environment variable values by making a direct request to "examples/template examples/beautify". This can potentially be leveraged to gain administrative access.

Recommendations For versions prior to 2.14.1, update to version 2.14.1 or later to resolve the issue. As a temporary workaround, consider restricting access to the "examples/template examples/beautify" endpoint until the update is applied.

Exploit

Fix

Weakness Enumeration

CWE-255

Related Identifiers

CVE-2016-3952

USN-4030-1

Affected Products

Ubuntu

Web2Py

References · 14

• 🔥 https://devco.re/blog/2017/01/03/web2py-unserialize-code-execution-CVE-2016-3957 · Exploit
• https://cve.org/CVERecord?id=CVE-2016-3952 · Security Note
• https://ubuntu.com/security/CVE-2016-10321 · Vendor Advisory
• https://usn.ubuntu.com/4030-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2016-3952 · Security Note
• https://osv.dev/vulnerability/USN-4030-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2016-3952 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-3952 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4030-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-3954 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2016-3952 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-3953 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-3957 · Vendor Advisory
• https://github.com/web2py/web2py/commit/9706d125b42481178d2b423de245f5d2faadbf40 · Note