CVE-2018-16831 — MEDIUM (5.9)

Q: What is CVE-2018-16831?

CVE-2018-16831 is a vulnerability with a CVSS score of 5.9 (MEDIUM). Smarty before 3.1.33-dev-4 allows attackers to bypass the trusted_dir protection mechanism via a file:./../ substring in an include statement.

Q: How severe is CVE-2018-16831?

CVE-2018-16831 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2018-16831?

Check the references section above for vendor advisories and patch information. Affected products include: Smarty Smarty.

Vulnerability Description

Smarty before 3.1.33-dev-4 allows attackers to bypass the trusted_dir protection mechanism via a file:./../ substring in an include statement.

CVSS Score

5.9

MEDIUM

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Smarty	Smarty	>= 3.0.0, <= 3.1.32

Related Weaknesses (CWE)

CWE-22

References

https://github.com/smarty-php/smarty/issues/486ExploitThird Party Advisory
https://github.com/smarty-php/smarty/issues/486ExploitThird Party Advisory

FAQ

What is CVE-2018-16831?

CVE-2018-16831 is a vulnerability with a CVSS score of 5.9 (MEDIUM). Smarty before 3.1.33-dev-4 allows attackers to bypass the trusted_dir protection mechanism via a file:./../ substring in an include statement.

How severe is CVE-2018-16831?

CVE-2018-16831 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-16831?

Check the references section above for vendor advisories and patch information. Affected products include: Smarty Smarty.