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CVE-2024-5579

Allegra renderFieldMatch Deserialization of Untrusted Data Remote Code Execution Vulnerability

HIGH
7.2
CVSS Score
Published: November 22, 2024 at 08:05 PM UTC
Updated: June 17, 2026 at 08:16 AM UTC
2 products affected across 2 vendorsAllegraAllegra

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Severity
HIGH7.2
Exploit prediction
EPSS 2%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Allegra· Alltena
95%
v < 7.5.27.5.1.9 ≤ v < 7.5.27.5.1.9
Affected range stops below 7.5.2, so it looks safe — our inference, not a vendor statement
Allegra· Allegra
60%
7.5.1.9

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor AdvisoryRelease Notes
Source: [email protected]
https://alltena.com/en/resources/release-notes/relnotes-7-5-2
x_research-advisoryThird Party Advisory
Source: [email protected]
https://www.zerodayinitiative.com/advisories/ZDI-24-1162/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.2HIGHzdi
Vector?

Quick Info

StatusANALYZED
CWE
CWE-502

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