D-Link DAR-7000/DAR-8000 up to 20151231 /sysmanage/updatelib.php file_upload unrestricted upload

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	0.06

Overview

A vulnerability was found in D-Link DAR-7000 and DAR-8000 up to 20151231 and classified as critical. Affected by this issue is some unknown functionality of the file /sysmanage/updatelib.php. The manipulation of the argument file_upload leads to unrestricted upload. Using CWE to declare the problem leads to CWE-434. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. The weakness was disclosed 09/24/2023. The advisory is available at github.com. This vulnerability is handled as CVE-2023-5146. The attack may be launched remotely. Technical details are available. Furthermore, there is an exploit available. The exploit has been disclosed to the public and may be used. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment. This vulnerability is assigned to T1608.002 by the MITRE ATT&CK project. It is declared as proof-of-concept. The exploit is available at github.com. As 0-day the estimated underground price was around $5k-$25k. Vendor was contacted early and confirmed immediately that the product is end-of-life. It should be retired and replaced. It is recommended to disable the affected component. [Details]

IOB - Indicator of Behavior (267)

Timeline

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Lang

en	250
ja	6
it	4
pl	4
de	2

Country

GB: Great Britain	70
DE: Germany	28
SE: Sweden	12
VN: Vietnam	8
RO: Romania	8

Actors

Cobalt Strike	1
Mirai	1
Havoc	1
Clop	1
Remcos	1

Activities

IOC - Indicator of Compromise (7)

These indicators of compromise highlight associated network ranges which are known to be part of research and attack activities.

ID	IP range	Actor	Type	Confidence
1	18.191.5.0/24	Cobalt Strike	predictive	High
2	XX.XX.XX.X/XX	Xxxxxx	predictive	High
3	XX.XXX.XXX.X/XX	Xxxxx	predictive	High
4	XX.XX.XXX.X/XX	Xxxxxxxx	predictive	High
5	XX.XXX.XX.X/XX	Xxxxxx	predictive	High
6	XX.XXX.X.X/XX	Xxxxx	predictive	High
7	XXX.XXX.XXX.X/XX	Xxxx	predictive	High

TTP - Tactics, Techniques, Procedures (1)

Tactics, techniques, and procedures summarize the suspected MITRE ATT&CK techniques used. This data is unique as it uses our predictive model for actor profiling.

ID	Technique	Class	Vulnerabilities	Access Vector	Type	Confidence
1	T1608.002	CAPEC-1	CWE-434	Incomplete Identification of Uploaded File Variables	verified	High

IOA - Indicator of Attack (2)

These indicators of attack list the potential fragments used for technical activities like reconnaissance, exploitation, privilege escalation, and exfiltration. This data is unique as it uses our predictive model for actor profiling.

ID	Class	Indicator	Type	Confidence
1	File	/sysmanage/updatelib.php	verified	High
2	Argument	xxxx_xxxxxx	verified	Medium

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