VDB-127121 · CVE-2018-13321 · GCVE-0-2018-13321

Buffalo TS5600D1206 3.61-0.10 nasapi method access control

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Buffalo TS5600D1206 3.61-0.10. Impacted is an unknown function of the component nasapi. The manipulation of the argument method as part of Parameter leads to access control. This vulnerability is documented as CVE-2018-13321. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Buffalo TS5600D1206 3.61-0.10 and classified as critical. This issue affects an unknown functionality of the component nasapi. The manipulation of the argument method as part of a Parameter leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Incorrect access controls in nasapi in Buffalo TS5600D1206 version 3.61-0.10 allow attackers to call dangerous internal functions via the "method" parameter.

The bug was discovered 11/08/2018. The weakness was released 11/26/2018 (Website). The advisory is shared at blog.securityevaluators.com. The identification of this vulnerability is CVE-2018-13321 since 07/05/2018. The exploitation is known to be easy. The attack may be initiated remotely. The successful exploitation needs a simple authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 18 days. During that time the estimated underground price was around $0-$5k.

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

Entries connected to this vulnerability are available at VDB-127119, VDB-127118, VDB-127120 and VDB-127122. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Buffalo

Name

TS5600D1206

Version

3.61-0.10

License

commercial

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

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: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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: 🔍

Timelineinfo

07/05/2018 🔍
11/08/2018 +126 days 🔍
11/26/2018 +18 days 🔍
11/26/2018 +0 days 🔍
11/27/2018 +1 days 🔍
04/14/2020 +504 days 🔍

Sourcesinfo

Advisory: blog.securityevaluators.com
Status: Not defined

CVE: CVE-2018-13321 (🔍)
GCVE (CVE): GCVE-0-2018-13321
GCVE (VulDB): GCVE-100-127121
See also: 🔍

Entryinfo

Created: 11/27/2018 09:28
Updated: 04/14/2020 20:25
Changes: 11/27/2018 09:28 (59), 04/14/2020 20:25 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.