9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.377 Low
EPSS
Percentile
97.2%
The npm package y18n
before versions 3.2.2, 4.0.1, and 5.0.5 is vulnerable to Prototype Pollution.
const y18n = require('y18n')();
y18n.setLocale('__proto__');
y18n.updateLocale({polluted: true});
console.log(polluted); // true
Upgrade to version 3.2.2, 4.0.1, 5.0.5 or later.
cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
github.com/advisories/GHSA-c4w7-xm78-47vh
github.com/yargs/y18n/commit/90401eea9062ad498f4f792e3fff8008c4c193a3
github.com/yargs/y18n/commit/a9ac604abf756dec9687be3843e2c93bfe581f25
github.com/yargs/y18n/issues/96
github.com/yargs/y18n/pull/108
nvd.nist.gov/vuln/detail/CVE-2020-7774
snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1038306
snyk.io/vuln/SNYK-JS-Y18N-1021887
www.oracle.com/security-alerts/cpuApr2021.html
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.377 Low
EPSS
Percentile
97.2%