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CVE-2016-3957

Published: 6 February 2018

The secure_load function in gluon/utils.py in web2py before 2.14.2 uses pickle.loads to deserialize session information stored in cookies, which might allow remote attackers to execute arbitrary code by leveraging knowledge of encryption_key.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
web2py
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Does not exist

cosmic Does not exist

disco Does not exist

trusty Does not exist
(trusty was not-affected [code not present])
upstream Needs triage

xenial
Released (2.12.3-1ubuntu0.1)

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H