Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/36170?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/36170?format=api", "vulnerability_id": "VCID-jjnq-w1uh-dudy", "summary": "Incomplete List of Disallowed Inputs in Kubernetes\nA security issue was discovered in Kubernetes where a user may be able to redirect pod traffic to private networks on a Node. Kubernetes already prevents creation of Endpoint IPs in the localhost or link-local range, but the same validation was not performed on EndpointSlice IPs.", "aliases": [ { "alias": "CVE-2021-25737" }, { "alias": "GHSA-mfv7-gq43-w965" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/374808?format=api", "purl": "pkg:alpm/archlinux/kube-apiserver@1.21.1-1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/kube-apiserver@1.21.1-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/926507?format=api", "purl": "pkg:deb/debian/kubernetes@1.20.5%2Breally1.20.2-1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-42kp-8t9h-dfat" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/kubernetes@1.20.5%252Breally1.20.2-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/926505?format=api", "purl": "pkg:deb/debian/kubernetes@1.20.5%2Breally1.20.2-1.1%2Bdeb12u1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/kubernetes@1.20.5%252Breally1.20.2-1.1%252Bdeb12u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/926509?format=api", "purl": "pkg:deb/debian/kubernetes@1.32.3%2Bds-2?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/kubernetes@1.32.3%252Bds-2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/926508?format=api", "purl": "pkg:deb/debian/kubernetes@1.33.4%2Bds-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/kubernetes@1.33.4%252Bds-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/74321?format=api", "purl": "pkg:golang/k8s.io/kubernetes@1.18.19", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:golang/k8s.io/kubernetes@1.18.19" }, { "url": "http://public2.vulnerablecode.io/api/packages/74322?format=api", "purl": "pkg:golang/k8s.io/kubernetes@1.19.11", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:golang/k8s.io/kubernetes@1.19.11" }, { "url": "http://public2.vulnerablecode.io/api/packages/74323?format=api", "purl": "pkg:golang/k8s.io/kubernetes@1.20.7", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:golang/k8s.io/kubernetes@1.20.7" }, { "url": "http://public2.vulnerablecode.io/api/packages/74324?format=api", "purl": "pkg:golang/k8s.io/kubernetes@1.21.1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:golang/k8s.io/kubernetes@1.21.1" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/373813?format=api", "purl": "pkg:alpm/archlinux/kube-apiserver@1.21.0-1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-jjnq-w1uh-dudy" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/kube-apiserver@1.21.0-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/71291?format=api", "purl": "pkg:golang/k8s.io/kubernetes@1.21.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-jjnq-w1uh-dudy" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:golang/k8s.io/kubernetes@1.21.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/100266?format=api", "purl": "pkg:rpm/redhat/openshift@4.8.0-202107161820.p0.git.051ac4f.assembly.stream?arch=el7", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-jgn7-651b-p3cm" }, { "vulnerability": "VCID-jjnq-w1uh-dudy" }, { "vulnerability": "VCID-p2h1-hg14-3ke9" }, { "vulnerability": "VCID-w63n-2fx2-hyht" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/openshift@4.8.0-202107161820.p0.git.051ac4f.assembly.stream%3Farch=el7" } ], "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-25737.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.7", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-25737.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-25737", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59471", "published_at": "2026-05-09T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59408", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59422", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59441", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59424", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59406", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59438", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59444", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59426", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59401", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59421", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59364", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59412", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59293", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59367", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59391", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00379", "scoring_system": "epss", "scoring_elements": "0.59357", "published_at": "2026-04-07T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-25737" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25737", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25737" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.7", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://github.com/kubernetes/kubernetes", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/kubernetes/kubernetes" }, { "reference_url": "https://github.com/kubernetes/kubernetes/issues/102106", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/kubernetes/kubernetes/issues/102106" }, { "reference_url": "https://groups.google.com/g/kubernetes-security-announce/c/xAiN3924thY", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://groups.google.com/g/kubernetes-security-announce/c/xAiN3924thY" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-25737", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-25737" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20211004-0004", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://security.netapp.com/advisory/ntap-20211004-0004" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1954917", "reference_id": "1954917", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1954917" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=990793", "reference_id": "990793", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=990793" }, { "reference_url": "https://security.archlinux.org/ASA-202106-29", "reference_id": "ASA-202106-29", "reference_type": "", "scores": [], "url": "https://security.archlinux.org/ASA-202106-29" }, { "reference_url": "https://security.archlinux.org/AVG-1970", "reference_id": "AVG-1970", "reference_type": "", "scores": [ { "value": "Low", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-1970" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:2437", "reference_id": "RHSA-2021:2437", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:2437" } ], "weaknesses": [ { "cwe_id": 184, "name": "Incomplete List of Disallowed Inputs", "description": "The product implements a protection mechanism that relies on a list of inputs (or properties of inputs) that are not allowed by policy or otherwise require other action to neutralize before additional processing takes place, but the list is incomplete, leading to resultant weaknesses." }, { "cwe_id": 601, "name": "URL Redirection to Untrusted Site ('Open Redirect')", "description": "A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks." }, { "cwe_id": 20, "name": "Improper Input Validation", "description": "The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly." } ], "exploits": [], "severity_range_score": "0.1 - 6.9", "exploitability": "0.5", "weighted_severity": "6.2", "risk_score": 3.1, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-jjnq-w1uh-dudy" }