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CVE-2025-14242— Vsftpd: vsftpd: denial of service via integer overflow in ls command parameter parsing

Quick assessment

Affected
Red Hat Red Hat Enterprise Linux 10
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

vsftpd是Chris Evans个人开发者的一个FTP服务器。 vsftpd存在安全漏洞，该漏洞源于解析ls命令参数时存在整数溢出，可能导致远程经过身份验证的攻击者通过发送特制的STAT命令触发拒绝服务攻击。

CVSS 6.5 · Medium EPSS 0.75% · P52

Affected Version Matrix 18

VendorProduct Version RangeStatus
Red Hat Red Hat Enterprise Linux 10 0:3.0.5-10.el10_1.1< * unaffected
Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support 0:3.0.5-9.el10_0.1< * unaffected
Red Hat Red Hat Enterprise Linux 6 any unknown
Red Hat Red Hat Enterprise Linux 7 any unknown
Red Hat Red Hat Enterprise Linux 8 0:3.0.3-36.el8_10.3< * unaffected
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support 0:3.0.3-31.el8_2.1< * unaffected
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:3.0.3-33.el8_4.1< * unaffected
Red Hat Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On 0:3.0.3-33.el8_4.1< * unaffected
Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support 0:3.0.3-35.el8_6.1< * unaffected
Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service 0:3.0.3-35.el8_6.1< * unaffected
Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions 0:3.0.3-35.el8_6.1< * unaffected
Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service 0:3.0.3-35.el8_8.1< * unaffected
Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions 0:3.0.3-35.el8_8.1< * unaffected
Red Hat Red Hat Enterprise Linux 9 0:3.0.5-6.el9_7.2< * unaffected
Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions 0:3.0.3-49.el9_0.1< * unaffected
Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions 0:3.0.5-4.el9_2.1< * unaffected
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support 0:3.0.5-5.el9_4.1< * unaffected
Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support 0:3.0.5-6.el9_6.1< * unaffected
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I. Basic Information for CVE-2025-14242

Vulnerability Information
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Vulnerability Title
Vsftpd: vsftpd: denial of service via integer overflow in ls command parameter parsing
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in vsftpd. This vulnerability allows a denial of service (DoS) via an integer overflow in the ls command parameter parsing, triggered by a remote, authenticated attacker sending a crafted STAT command with a specific byte sequence.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5
Vulnerability Title
vsftpd 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
vsftpd是Chris Evans个人开发者的一个FTP服务器。 vsftpd存在安全漏洞，该漏洞源于解析ls命令参数时存在整数溢出，可能导致远程经过身份验证的攻击者通过发送特制的STAT命令触发拒绝服务攻击。
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

Vendor Product Affected Versions CPE Subscribe
Red Hat Red Hat Enterprise Linux 10 0:3.0.5-10.el10_1.1 ~ * cpe:/o:redhat:enterprise_linux:10.1
Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support 0:3.0.5-9.el10_0.1 ~ * cpe:/o:redhat:enterprise_linux_eus:10.0
Red Hat Red Hat Enterprise Linux 8 0:3.0.3-36.el8_10.3 ~ * cpe:/a:redhat:enterprise_linux:8::appstream
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support 0:3.0.3-31.el8_2.1 ~ * cpe:/a:redhat:rhel_aus:8.2::appstream
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:3.0.3-33.el8_4.1 ~ * cpe:/a:redhat:rhel_aus:8.4::appstream
Red Hat Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On 0:3.0.3-33.el8_4.1 ~ * cpe:/a:redhat:rhel_aus:8.4::appstream
Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support 0:3.0.3-35.el8_6.1 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service 0:3.0.3-35.el8_6.1 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions 0:3.0.3-35.el8_6.1 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service 0:3.0.3-35.el8_8.1 ~ * cpe:/a:redhat:rhel_e4s:8.8::appstream
Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions 0:3.0.3-35.el8_8.1 ~ * cpe:/a:redhat:rhel_e4s:8.8::appstream
Red Hat Red Hat Enterprise Linux 9 0:3.0.5-6.el9_7.2 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions 0:3.0.3-49.el9_0.1 ~ * cpe:/a:redhat:rhel_e4s:9.0::appstream
Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions 0:3.0.5-4.el9_2.1 ~ * cpe:/a:redhat:rhel_e4s:9.2::appstream
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support 0:3.0.5-5.el9_4.1 ~ * cpe:/a:redhat:rhel_eus:9.4::appstream
Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support 0:3.0.5-6.el9_6.1 ~ * cpe:/a:redhat:rhel_eus:9.6::appstream
Red Hat Red Hat Enterprise Linux 6 - cpe:/o:redhat:enterprise_linux:6
Red Hat Red Hat Enterprise Linux 7 - cpe:/o:redhat:enterprise_linux:7

II. Public POCs for CVE-2025-14242

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III. Intelligence Information for CVE-2025-14242

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Vendor Advisories for CVE-2025-14242 (13)

IV. Related Vulnerabilities

Same product: Red Hat Enterprise Linux 10
Same vendor: Red Hat
Same weakness: CWE-190

V. Comments for CVE-2025-14242

Anonymous User
2026-01-15 06:08:11

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