Vulnerability CVE-2018-13818
Published: 2018-07-10

Description:
** DISPUTED ** Twig before 2.4.4 allows Server-Side Template Injection (SSTI) via the search search_key parameter. NOTE: the vendor points out that Twig itself is not a web application and states that it is the responsibility of web applications using Twig to properly wrap input to it.

Type:

CWE-94

 (Improper Control of Generation of Code ('Code Injection'))

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Symfony -> TWIG 

 References:
https://github.com/twigphp/Twig/blob/2.x/CHANGELOG
https://github.com/twigphp/Twig/commit/eddb97148ad779f27e670e1e3f19fb323aedafeb
https://github.com/twigphp/Twig/issues/2743
https://mobile.twitter.com/jameel_nabbo/status/1032593354704515072?s=20
https://www.exploit-db.com/exploits/44102/
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