VDB-62039 · CVE-2012-4392 · GCVE-0-2012-4392

ownCloud 4.0.7 index.php improper authentication

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in ownCloud 4.0.7. It has been classified as problematic. Affected is an unknown function of the file index.php. The manipulation leads to improper authentication. This vulnerability is traded as CVE-2012-4392. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in ownCloud 4.0.7 (Cloud Software). This issue affects an unknown code block of the file index.php. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

index.php in ownCloud 4.0.7 does not properly validate the oc_token cookie, which allows remote attackers to bypass authentication via a crafted oc_token cookie value.

The weakness was shared 09/05/2012 (Website). It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2012-4392 since 08/21/2012. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

By approaching the search of inurl:index.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entry VDB-62036 is related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Cloud Software

Name

ownCloud

Version

4.0.7

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

08/21/2012 🔍
09/05/2012 +15 days 🔍
09/05/2012 +0 days 🔍
03/23/2015 +929 days 🔍
03/31/2025 +3661 days 🔍

Sourcesinfo

Advisory: 4fd069b47906ebcf83887970c732d464dbe7d37a
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-4392 (🔍)
GCVE (CVE): GCVE-0-2012-4392
GCVE (VulDB): GCVE-100-62039
See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 03/31/2025 16:02
Changes: 03/23/2015 16:50 (46), 02/20/2019 14:12 (2), 12/13/2021 09:19 (4), 03/31/2025 16:02 (21)
Complete: 🔍
Cache ID: 216:E41:103