Vulnerability CVE-2012-6087

Vulnerability Name:

CVE-2012-6087 (CCN-81746)

Assigned:

2012-12-06

Published:

2013-01-15

Updated:

2020-12-01

Summary:

repository/s3/S3.php in the Amazon S3 library in Moodle through 2.2.11, 2.3.x before 2.3.9, 2.4.x before 2.4.6, and 2.5.x before 2.5.2 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate, related to an incorrect CURLOPT_SSL_VERIFYHOST value.

CVSS v3 Severity:

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

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

CVSS v2 Severity:

5.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N)
5.0 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N/E:H/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): None

4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:H/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

Vulnerability Type:

CWE-20

Vulnerability Consequences:

Bypass Security

References:

Source: MITRE
Type: CNA
CVE-2012-6087

Source: CONFIRM
Type: Patch
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-40615

Source: MLIST
Type: UNKNOWN
[oss-security] 20130103 Re: CVE request: Curl insecure usage

Source: CCN
Type: BID-57103
Zabbix 'cURL' API Security Bypass Vulnerability

Source: CCN
Type: Red Hat Bugzilla Bug 892700
CVE-2012-6087 moodle (Amazon S3 module): Improper use of cURL API might lead to improper SSL certificate verification (MiTM)

Source: XF
Type: UNKNOWN
zabbix-curlapi-security-bypass(81746)

Source: CONFIRM
Type: Patch, Vendor Advisory
https://moodle.org/mod/forum/discuss.php?d=238393

Source: CCN
Type: Zabbix Web site
Zabbix.org

Vulnerable Configuration:

Configuration 1:

cpe:/a:moodle:moodle:2.5.0:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.3.0:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.3.1:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.3.8:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.2.0:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.2.5:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.2.6:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.2.7:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.5.1:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.4.0:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.4.1:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.3.2:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.3.3:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.2.1:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.2.10:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.2.8:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.2.9:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.4.2:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.4.3:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.3.4:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.3.5:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:*:*:*:*:*:*:*:* (Version <= 2.2.11)

OR cpe:/a:moodle:moodle:2.2.2:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.4.4:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.4.5:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.3.6:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.3.7:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.2.3:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:2.2.4:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.bionic:def:201260870000000	V	CVE-2012-6087 on Ubuntu 18.04 LTS (bionic) - medium.	2013-09-16
oval:com.ubuntu.artful:def:20126087000	V	CVE-2012-6087 on Ubuntu 17.10 (artful) - medium.	2013-09-16
oval:com.ubuntu.trusty:def:20126087000	V	CVE-2012-6087 on Ubuntu 14.04 LTS (trusty) - medium.	2013-09-16
oval:com.ubuntu.xenial:def:201260870000000	V	CVE-2012-6087 on Ubuntu 16.04 LTS (xenial) - medium.	2013-09-16
oval:com.ubuntu.bionic:def:20126087000	V	CVE-2012-6087 on Ubuntu 18.04 LTS (bionic) - medium.	2013-09-16
oval:com.ubuntu.xenial:def:20126087000	V	CVE-2012-6087 on Ubuntu 16.04 LTS (xenial) - medium.	2013-09-16
oval:com.ubuntu.cosmic:def:20126087000	V	CVE-2012-6087 on Ubuntu 18.10 (cosmic) - medium.	2013-09-16
oval:com.ubuntu.cosmic:def:201260870000000	V	CVE-2012-6087 on Ubuntu 18.10 (cosmic) - medium.	2013-09-16
oval:com.ubuntu.precise:def:20126087000	V	CVE-2012-6087 on Ubuntu 12.04 LTS (precise) - medium.	2013-09-16

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