Overview Recently, NSFOCUS CERT detected that Apache issued a security bulletin to fix the Apache Tomcat path traversal vulnerability (CVE-2025-55752); This vulnerability is a flaw introduced when fixing CVE-2016-5388. Since the rewritten URL is normalized before URL decoding, if the system is configured with rewrite rules to rewrite query parameters...
Tag: Apache Vulnerability
Apache Kafka Arbitrary File Read and SSRF Vulnerability (CVE-2025-27817)
Overview Recently, NSFOCUS CERT detected that Apache issued a security bulletin to fix the arbitrary file read and SSRF vulnerabilities in Apache Kafka (CVE-2025-27817); Because the Apache Kafka client does not strictly validate and restrict user input, an unauthenticated attacker can elevate the file system/environment/URL access rights of the REST...
Disposal Advisory for Apache Tomcat Remote Code Execution Vulnerability (CVE-2025-24813)
Vulnerability Overview Apache Tomcat Remote Code Execution Vulnerability (CVE-2025-24813) NSFOCUS Detection Methods NSFOCUS Remote Security Assessment System (RSAS), Web Vulnerability Scanning System (WVSS) and Network Intrusion Detection System (IDS) have the ability to scan and detect this vulnerability. Users who deploy the above devices are requested to upgrade to the...
Apache Tomcat Remote Code Execution Vulnerability (CVE-2025-24813)
Overview Recently, NSFOCUS CERT detected that Apache issued a security announcement and fixed the remote code execution vulnerability of Apache Tomcat (CVE-2025-24813). An unauthenticated attacker can execute arbitrary code to gain server privileges when the application has servlet write enabled (disabled by default), uses Tomcat file session persistence and a...
Apache Dubbo Deserialization Vulnerability Notice (CVE-2023-23638)
Overview Recently, NSFOCUS CERT detected that Apache officially issued a security notice, fixing an Apache Dubbo deserialization vulnerability (CVE-2023-23638). Due to the flaws in Apache Dubbo's deserialization security check, remote attackers can construct malicious data packets to conduct deserialization attacks, and finally execute arbitrary code on the target system. Affected...
Apache Hadoop Remote Code Execution Vulnerability (CVE-2022-25168) Alert
Overview Recently, NSFOCUS CERT found that Apache Hadoop officially fixed a command injection vulnerability. Since Apache Hadoop's FileUtil.unTar API does not escape the input filename before passing it to the shell, an attacker could exploit this vulnerability to inject arbitrary commands and thus achieve remote code execution. Affected users are...
