CVE-2026-78002 - A flaw was found in rsyslog. An unauthenticated remote attacker can trigger a heap buffer overflow in the RainerScript `replace()` function by sending specially crafted syslog messages. This vulnerability arises from an incorrect buffer size calculation during string replacement, causing memory corruption. Successful exploitation can lead to a denial of service (DoS) for the affected system. - 漏洞详情

漏洞编号：CVE-2026-78002

风险等级：高危

漏洞来源：CVE

CVE 编号：CVE-2026-78002

CNNVD 编号：-

厂商/产品：- / -

影响范围：-

CWE：CWE-131

发布/更新时间：2026-08-27 / 2026-08-28

漏洞描述

A flaw was found in rsyslog. An unauthenticated remote attacker can trigger a heap buffer overflow in the RainerScript `replace()` function by sending specially crafted syslog messages. This vulnerability arises from an incorrect buffer size calculation during string replacement, causing memory corruption. Successful exploitation can lead to a denial of service (DoS) for the affected system.

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