SAP Download Manager up to 2.1.142 on Win/Mac Key Generation hard-coded credentials

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.
5.0	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in SAP Download Manager up to 2.1.142 on Win/Mac. This affects an unknown part of the component Key Generation. The manipulation leads to hard-coded credentials. This vulnerability is documented as CVE-2016-3685. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability was found in SAP Download Manager up to 2.1.142 on Win/Mac. It has been rated as critical. This issue affects some unknown functionality of the component Key Generation. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. Using CWE to declare the problem leads to CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

SAP Download Manager 2.1.142 and earlier generates an encryption key from a small key space on Windows and Mac systems, which allows context-dependent attackers to obtain sensitive configuration information by leveraging knowledge of a hardcoded key in the program code and a computer BIOS serial number, aka SAP Security Note 2282338.

The bug was discovered 03/08/2016. The weakness was released 12/14/2016 as 2282338 as confirmed security note (Website). The advisory is shared at packetstormsecurity.com. The identification of this vulnerability is CVE-2016-3685 since 03/29/2016. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1110.001 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 281 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.

Entry connected to this vulnerability is available at VDB-94480. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Download Manager

Version

2.1.142

License

commercial

Website

Vendor: https://www.sap.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.7
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: Hard-coded credentials
CWE: CWE-798 / CWE-259 / CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

03/08/2016 🔍
03/29/2016 +21 days 🔍
12/14/2016 +260 days 🔍
12/14/2016 +0 days 🔍
12/15/2016 +1 days 🔍
07/07/2019 +934 days 🔍

Sourcesinfo

Vendor: sap.com

Advisory: 2282338
Status: Confirmed

CVE: CVE-2016-3685 (🔍)
GCVE (CVE): GCVE-0-2016-3685
GCVE (VulDB): GCVE-100-94481
scip Labs: https://www.scip.ch/en/?labs.20150716
See also: 🔍

Entryinfo

Created: 12/15/2016 10:30
Updated: 07/07/2019 20:20
Changes: 12/15/2016 10:30 (55), 07/07/2019 20:20 (6)
Complete: 🔍
Cache ID: 216::103

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