Allegra unzipFile Directory Traversal Remote Code Execution Vulnerability
CVE-2023-51645

4.7MEDIUM

Key Information:

Vendor

Allegra

Status
Allegra
Vendor
CVE Published:
22 November 2024

What is CVE-2023-51645?

The Allegra unzipFile method contains a vulnerability that permits attackers to execute arbitrary code through directory traversal. The flaw arises from inadequate validation of user-supplied paths before they are utilized in file operations. Although the exploitation of this vulnerability requires authentication, attackers can circumvent the authentication mechanism, making affected installations susceptible to remote code execution in the context of LOCAL SERVICE. This vulnerability highlights the critical need for robust input validation to prevent unauthorized access and code execution.

Affected Version(s)

Allegra 7.5.0 build 29

References

https://www.zerodayinitiative.com/advisories/ZDI-24-101/
x_research-advisory
https://www.trackplus.com/en/service/release-notes-reader...
vendor-advisory

CVSS V3.1

Score:
4.7
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

CVSS V3.0

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.