Orckestra C1 CMS's deserialization of untrusted data allows for arbitrary code execution.

高 8.0CVE-2022-39256 · GHSA-gfhp-jgp6-838j · 27/09/2022 公開 · 17/06/2026 更新

要点

CVE-2022-39256 は CompositeC1.Core, c1 cms (orckestra) に影響する深刻度「高」 (CVSS 8.0) の脆弱性です。
今後30日間に悪用される確率（EPSS）：1.7%（全脆弱性の 76.8% より高い）。
対処：6.13 以降に更新してください。

パッケージ	影響を受けるバージョン	修正済みバージョン
CompositeC1.Core NuGet	`< 6.13`	`6.13`
c1 cms orckestra	`< 6.13`	`6.13`

概要

Impact

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Orckestra C1 CMS. Authentication is required to exploit this vulnerability. The authenticated user may perform the actions unknowingly by visiting a specially crafted site.

Patches

Patched in C1 CMS v6.13

Workarounds

Upgrade to C1 CMS v6.13 or newer is required

Credit

This issue was discovered and reported by Markus Wulftange / Code White GmbH.

NVD の説明

Orckestra C1 CMS is a .NET based Web Content Management System. A vulnerability in versions prior to 6.13 allows remote attackers to execute arbitrary code on affected installations of Orckestra C1 CMS. Authentication is required to exploit this vulnerability. The authenticated user may perform the actions unknowingly by visiting a specially crafted site. This issue is patched in C1 CMS v6.13. There are no known workarounds.