Read the docs
TI-2020-16695 Aliases CVE-2020-27541GHSA-jgvp-vpg3-f4xh

Denial of Service vulnerability in Rostelecom CS-C2SHW 5.0.082.1.

Priority LOW 35CWE-787Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

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.

Why it matters now

EPSS 0.01127 66th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:company:cs-c2shw_firmware:5.0.082.1:*:*:*:*:*:*:*5.0.082.1VulnerableCompany
cpe:2.3:h:company:cs-c2shw:-:*:*:*:*:*:*:*not specified by NVDRunning onCompany
  • cpe:2.3:o:company:cs-c2shw_firmware:5.0.082.1:*:*:*:*:*:*:* Versions 5.0.082.1 Vulnerable ·Company
  • cpe:2.3:h:company:cs-c2shw:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Company

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-27541
  2. 2026-10-03 Alias added: GHSA-jgvp-vpg3-f4xh

References

Exploit 1

  • TI-2020-16693 Heap overflow with full parsing of HTTP respose in Rostelecom CS-C2SHW 5.0.082.1. CVSS 3.1CRITICAL 9.8
  • TI-2020-16694 Bash injection vulnerability and bypass of signature verification in Rostelecom CS-C2SHW… CVSS 3.1CRITICAL 9.8
  • TI-2020-16696 Rostelecom CS-C2SHW 5.0.082.1 is affected by: Bash command injection. CVSS 3.1MEDIUM 6.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences