CVE-2019-9942

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 23-03-2019 04:29

Last modified: - 05-04-2022 10:10

Total changes: - 3

Description

A sandbox information disclosure exists in Twig before 1.38.0 and 2.x before 2.7.0 because, under some circumstances, it is possible to call the __toString() method on an object even if not allowed by the security policy in place.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

High

Attack complexity

Network

Attack vector

None

Availability

Low

Confidentiality

None

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

3.7

Base score

2.2

1.4

Exploitability score

Impact score

Verification logic

vendor=symfony AND product=twig AND versionEndExcluding=1.38.0

vendor=symfony AND product=twig AND versionStartIncluding=2.0.0 AND versionEndExcluding=2.7.0

vendor=Debian AND product=debian_linux AND version=9.0

Reference

https://symfony.com/blog/twig-sandbox-information-disclosure
https://github.com/twigphp/Twig/commit/eac5422956e1dcca89a3669a03a3ff32f0502077
DSA-4419-Third Party Advisory
20190331 [SECURITY] [DSA 4419-1] twig security update-Mailing List, Third Party Advisory

Keywords

CVE-2019-9942

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2019-9942

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures