Vulnerability · Published Nov 22, 2024 · Assigned by zdi

CVE-2024-5579Allegra renderFieldMatch Deserialization of Untrusted Data Remote Code Execution Vulnerability

High 7.2

In plain English

A high-severity unsafe deserialization in Allegra from Allegra. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 75% of all known vulnerabilities).

Severity (CVSS 3.0)7.2High

Exploit odds (30 days)1.6%top 24.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Allegra renderFieldMatch Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Authentication is required to exploit this vulnerability. The specific flaw exists within the renderFieldMatch method. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of LOCAL SERVICE. Was ZDI-CAN-23451.

Affected products (as reported)

Vendor	Product	Versions
Allegra	Allegra	7.5.1.9

Weakness: CWE-502 · Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References

ZDI-24-1162 x_research-advisory
vendor-provided URL vendor-advisory