Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2020-29555

Severity CVSS v4.0:
Pending analysis
Type:
CWE-22 Path Traversal
Publication date:
15/03/2021
Last modified:
25/03/2021

Description

The BackupDelete functionality in Grav CMS through 1.7.0-rc.17 allows an authenticated attacker to delete arbitrary files on the underlying server by exploiting a path-traversal technique. (This vulnerability can also be exploited by an unauthenticated attacker due to a lack of CSRF protection.)

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.10 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
Availability (A): High

Base Score 3.x
8.10
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:S/C:N/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: AV:N/AC:L/Au:S/C:N/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): Single
Confidentiality (C): None
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
5.50
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:getgrav:grav_cms:*:*:*:*:*:*:*:* 1.7.0 (excluding)
cpe:2.3:a:getgrav:grav_cms:1.7.0:beta1:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:beta10:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:beta2:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:beta3:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:beta4:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:beta5:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:beta6:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:beta7:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:beta8:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:beta9:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:rc1:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:rc10:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:rc11:*:*:*:*:*:*
cpe:2.3:a:getgrav:grav_cms:1.7.0:rc12:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools