CVE-2021-28918

Improper input validation of octal strings in netmask npm package v1.0.6 and below allows unauthenticated remote attackers to perform indeterminate SSRF, RFI, and LFI attacks on many of the dependent packages. A remote unauthenticated attacker can bypass packages relying on netmask to filter IPs...

CVE-2021-28918

CVE-2021-28918 affects the Node.js netmask module (v1.0.6 and earlier). The vulnerability is due to improper handling of mixed-format IP addresses, allowing a remote attacker to perform SSRF, RFI, and LFI via specially crafted octal literals and reach internal VPNs, LANs, intranets, or adjacent h...

Vulnerability fixed in netmask

Netmask is a widely used component in various open source projects. This component contains a vulnerability. By incorrectly processing ipv4 addresses, attacks such as server-side request forgery SSRF, remote file inclusion RFI and local file inclusion LFI are made possible. The makers of Netmask...

The npm netmask vulnerability explained so you can actually understand it

The popular npm netmask library recently encountered a serious problem, explained as follows: The npm netmask package incorrectly evaluates individual ipv4 octets that contain octal strings as left-stripped integers, leading to an inordinate attack surface on hundreds of thousands of projects tha...

Server-Side Request Forgery (SSRF)

netmask is vulnerable to server-side request forgery SSRF. The package is not able to differentiate private IP addresses as external IP addresses, and would allow an attacker to trick the application into parsing an IP address incorrectly. Successful exploitation of the vulnerability depends on h...

Server-Side Request Forgery (SSRF)

netmask is vulnerable to server-side request forgery SSRF. The package is not able to differentiate private IP addresses as external IP addresses, and would allow an attacker to trick the application into parsing an IP address incorrectly. Successful exploitation of the vulnerability depends on h...

CVE-2021-28918

A flaw was found in nodejs-netmask. Octal input data may lead to a server-side request forgery, remote file inclusion, local file inclusion, and other vulnerabilities. The highest threat from this vulnerability is to data integrity...

CVE-2021-29418

The netmask package before 2.0.1 for Node.js mishandles certain unexpected characters in an IP address string, such as an octal digit of 9. This in some situations allows attackers to bypass access control that is based on IP addresses. NOTE: this issue exists because of an incomplete fix for...

CVE-2021-29418

The netmask package before 2.0.1 for Node.js mishandles certain unexpected characters in an IP address string, such as an octal digit of 9. This in some situations allows attackers to bypass access control that is based on IP addresses. NOTE: this issue exists because of an incomplete fix for...

CVE-2021-29418

The netmask package before 2.0.1 for Node.js mishandles certain unexpected characters in an IP address string, such as an octal digit of 9. This in some situations allows attackers to bypass access control that is based on IP addresses. NOTE: this issue exists because of an incomplete fix for...

Improper access control

The netmask package before 2.0.1 for Node.js mishandles certain unexpected characters in an IP address string, such as an octal digit of 9. This in some situations allows attackers to bypass access control that is based on IP addresses. NOTE: this issue exists because of an incomplete fix for...

CVE-2021-29418

The netmask package before 2.0.1 for Node.js mishandles certain unexpected characters in an IP address string, such as an octal digit of 9. This in some situations allows attackers to bypass access control that is based on IP addresses. NOTE: this issue exists because of an incomplete fix for...

CVE-2021-29418

CVE-2021-29418 affects the Node.js netmask module, where the library mishandles certain unexpected characters in IP address strings (e.g., octal digit 9). This can allow a remote attacker to bypass access control based on IP addresses. The issue arises from an incomplete fix for CVE-2021-28918. A...

CVE-2021-29418

The netmask package before 2.0.1 for Node.js mishandles certain unexpected characters in an IP address string, such as an octal digit of 9. This in some situations allows attackers to bypass access control that is based on IP addresses. NOTE: this issue exists because of an incomplete fix for...

Npm netmask 输入验证错误漏洞

Npm netmask is an application from Npm, Inc.The Netmask class parses and understands IPv4 CIDR blocks so that they can be explored and compared. An input validation error vulnerability exists in the netmask package before 2.0.1 for Node.js, which can be exploited by an attacker to bypass IP...

Npm netmask 代码问题漏洞

nodejs is a JavaScript runtime environment based on the ChromeV8 engine through the Chromev8 engine for the packaging and the use of event-driven and non-blocking IO applications so that the development of high-performance Javascript background applications has become possible . Node.js netmask...

CVE-2021-29424

CVE-2021-29424 affects the Perl Net::Netmask module prior to 2.0000, where extraneous leading zero characters in IP addresses can bypass IP-based access control. Affected products include various Linux distributions (examples: Fedora, openSUSE, Mageia) and Astra Linux, with multiple advisories re...

CVE-2021-29424

The Net::Netmask module before 2.0000 for Perl does not properly consider extraneous zero characters at the beginning of an IP address string, which in some situations allows attackers to bypass access control that is based on IP addresses...

CVE-2021-29424

The Net::Netmask module before 2.0000 for Perl does not properly consider extraneous zero characters at the beginning of an IP address string, which in some situations allows attackers to bypass access control that is based on IP addresses...

GHSA-PCH5-WHG9-QR2R netmask npm package mishandles octal input data

The netmask package before 2.0.1 for Node.js mishandles certain unexpected characters in an IP address string, such as an octal digit of 9. This in some situations allows attackers to bypass access control that is based on IP addresses. NOTE: this issue exists because of an incomplete fix for...