CVE-2023-51639

moderate-risk
Published 2024-11-22

Allegra downloadExportedChart Directory Traversal Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Allegra. Authentication is not required to exploit this vulnerability. The specific flaw exists within the downloadExportedChart action. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22361.

Do I need to act?

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0.69% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Alltena

References (2)

Release Notes https://www.trackplus.com/en/service/release-notes-reader/7-5-1-release-notes-2....
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-24-110/
39
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal