CVE-2023-51643
Allegra uploadFile Directory Traversal Remote Code Execution Vulnerability.
Does this matter?
Lower severity and a low EPSS score (2.20%). Track it; it rarely justifies an emergency change on its own.
Description
Allegra uploadFile Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the uploadFile method. 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 execute code in the context of LOCAL SERVICE. Was ZDI-CAN-22510.
- CVSS 3.1
- 4.7 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
- EPSS
- 2.20% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-22
- Affected
- alltena/allegra
- Source
- zdi-disclosures@trendmicro.com
References
- https://www.trackplus.com/en/service/release-notes-reader/7-5-1-release-notes-2.htmlRelease Notes
- https://www.zerodayinitiative.com/advisories/ZDI-24-103/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.