Stack-based Buffer Overflow in Lantronix PremierWave 2050 Product
CVE-2021-21887

9.1CRITICAL

Key Information:

Vendor

Lantronix

Status
Lantronix
Vendor
CVE Published:
22 December 2021

What is CVE-2021-21887?

A stack-based buffer overflow vulnerability in the Web Manager's SslGenerateCSR functionality of Lantronix PremierWave 2050 allows attackers to execute remote code through a specially crafted HTTP request. By exploiting this flaw, an authenticated attacker can manipulate the HTTP request to trigger the vulnerability, potentially compromising the device's integrity and confidentiality.

Affected Version(s)

Lantronix Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU)

References

https://talosintelligence.com/vulnerability_reports/TALOS...
x_refsource_MISC

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2021-21887 : Stack-based Buffer Overflow in Lantronix PremierWave 2050 Product