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

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CVE-2018-1999019

Severity CVSS v4.0:
Pending analysis
Type:
CWE-94 Code Injection
Publication date:
23/07/2018
Last modified:
17/09/2019

Description

Chamilo LMS version 11.x contains an Unserialization vulnerability in the "hash" GET parameter for the api endpoint located at /webservices/api/v2.php that can result in Unauthenticated remote code execution. This attack appear to be exploitable via a simple GET request to the api endpoint. This vulnerability appears to have been fixed in After commit 0de84700648f098c1fbf6b807dee28ec640efe62.

Impact

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

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x
9.80
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

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

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:chamilo:chamilo_lms:1.11.0:-:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.0:alpha2:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.0:beta1:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.0:beta2:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.0:beta3:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.0:beta4:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.0:beta5:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.0:beta6:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.0:beta7:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.0:rc1:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.2:*:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.4:-:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.4:alpha1:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.4:alpha2:*:*:*:*:*:*
cpe:2.3:a:chamilo:chamilo_lms:1.11.4:beta1:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools