Heap Based Buffer Overflow in Library
CVE-2023-28793

7.8HIGH

Key Information:

Vendor

Zscaler

Status
Client Connector
Vendor
CVE Published:
23 October 2023

What is CVE-2023-28793?

A buffer overflow vulnerability exists in the signelf library utilized by Zscaler Client Connector on Linux, allowing for potential code injection attacks. This vulnerability impacts versions released before 1.3.1.6, which could enable malicious actors to execute unauthorized code, compromising the integrity and security of the affected systems.

Affected Version(s)

Client Connector 0 < 1.3.1.6

References

https://help.zscaler.com/client-connector/client-connecto...

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Paul Gerste & Thomas Chauchefoin, SonarSource
.