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I. Basic Information for CVE-2023-6534
Vulnerability Information

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Vulnerability Title
TCP spoofing vulnerability in pf(4)
Source: NVD (National Vulnerability Database)
Vulnerability Description
In versions of FreeBSD 14.0-RELEASE before 14-RELEASE-p2, FreeBSD 13.2-RELEASE before 13.2-RELEASE-p7 and FreeBSD 12.4-RELEASE before 12.4-RELEASE-p9, the pf(4) packet filter incorrectly validates TCP sequence numbers.  This could allow a malicious actor to execute a denial-of-service attack against hosts behind the firewall.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
FreeBSD 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreeBSD是FreeBSD基金会的一套类Unix操作系统。 FreeBSD存在安全漏洞,该漏洞源于pf(4)数据包筛选器没有正确验证TCP序列号,导致存在拒绝服务(DOS)漏洞。受影响的产品和版本:FreeBSD 14-RELEASE-p2之前的14.0-RELEASE版本,13.2-RELEASE-p7之前的13.2-RELEASE版本,12.4-RELEASE-p9之前的FreeBSD 12.4-RELEASE版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
FreeBSDFreeBSD 14.0-RELEASE ~ p2 -
II. Public POCs for CVE-2023-6534
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III. Intelligence Information for CVE-2023-6534
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IV. Related Vulnerabilities
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