VDB-216875 · CVE-2021-4286 · ID 43

cocagne pysrp up to 1.0.16 srp/_ctsrp.py calculate_x information exposure

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.
4.2	$0-$5k	0.03

Overview

A vulnerability, which was classified as problematic, has been found in cocagne pysrp up to 1.0.16. This issue affects the function calculate_x of the file srp/_ctsrp.py. The manipulation leads to information exposure through discrepancy. The CWE definition for the vulnerability is CWE-203. The weakness was published 12/27/2022 as 43. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2021-4286. The attack can only be done within the local network. Technical details are available. There is no exploit available. The pricing for an exploit might be around USD $0-$5k at the moment. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK. It is declared as not defined. We expect the 0-day to have been worth approximately $0-$5k. Upgrading to version 1.0.17 is able to address this issue. The updated version is ready for download at github.com. The patch is named dba52642f5e95d3da7af1780561213ee6053195f. The bugfix is ready for download at github.com. It is recommended to upgrade the affected component. A possible mitigation has been published before and not just after the disclosure of the vulnerability. [Details]

IOB - Indicator of Behavior (731)

Timeline

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Lang

en	722
zh	4
ja	2
sv	2
it	2

Country

se	524
gb	92
us	8
cn	8
ro	2

Actors

Unknown	1

Activities

IOC - Indicator of Compromise (3)

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	3.123.17.0/24	Panda	predictive	High
2	XX.XXX.XX.X/XX	Xxxxxx Xxxxxx	predictive	High
3	XX.XX.XXX.X/XX	Xxxxxxxx	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	Vulnerabilities	Access Vector	Type	Confidence
1	T1592	CWE-203	Configuration	predictive	High

IOA - Indicator of Attack (1)

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	xxx/_xxxxx.xx	predictive	High

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