by Kastro
Paper/Archive/CVE-2023-52333

CVE-2023-52333

Allegra Allegra — Allegra saveFile Directory Traversal Remote Code Execution Vulnerability

EPSS 2%CVSS 9.8
critical.is priorityof 100
45
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 79.8.798 × 2016.0No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Allegra saveFile 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, product implements a registration mechanism that can be used to create a user with a sufficient privilege level. The specific flaw exists within the saveFile 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-22548.

Affected

ProductAffectedFixed inSource
Allegra7.5.0 build 29–CNA
allegra7.5.0build29–CISA-ADP

Scores by source

zdi (CNA)9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refzerodayinitiative.com/advisories/ZDI-24-104advisorytrackplus.com/en/service/release-notes-reader/7-5-1-release-notes-2.html