CVE-2020-27541 — HIGH (7.5)

Vulnerability Description

Denial of Service vulnerability in Rostelecom CS-C2SHW 5.0.082.1. AgentGreen service has a bug in parsing broadcast discovery UDP packet. Sending a packet of too small size will lead to an attempt of allocating buffer of negative size. As the result service AgentGreen will be terminated and started again later.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Company	Cs-C2Shw Firmware	5.0.082.1
Company	Cs-C2Shw	-

Related Weaknesses (CWE)

CWE-787

References

https://dil4rd.medium.com/groundhog-day-in-iot-valley-or-5-cves-in-1-camera-7dc1ExploitThird Party Advisory
https://dil4rd.medium.com/groundhog-day-in-iot-valley-or-5-cves-in-1-camera-7dc1ExploitThird Party Advisory

FAQ

What is CVE-2020-27541?

CVE-2020-27541 is a vulnerability with a CVSS score of 7.5 (HIGH). Denial of Service vulnerability in Rostelecom CS-C2SHW 5.0.082.1. AgentGreen service has a bug in parsing broadcast discovery UDP packet. Sending a packet of too small size will lead to an attempt of ...

How severe is CVE-2020-27541?

CVE-2020-27541 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-27541?

Check the references section above for vendor advisories and patch information. Affected products include: Company Cs-C2Shw Firmware, Company Cs-C2Shw.