CVE-2020-2091
CVE-2020-2091 is a high-severity vulnerability in Jenkins Amazon Ec2 with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.
Key facts
- Severity: High (CVSS 3.x base score 8.1)
- CVSS v2: 5.5
- EPSS exploit prediction: 1% (62nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-862
- Affected product: Jenkins Amazon Ec2
- Published:
- Last modified:
Description
A missing permission check in Jenkins Amazon EC2 Plugin 1.47 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL within the AWS region using attacker-specified credentials IDs obtained through another method.
Frequently asked questions
- What is CVE-2020-2091?
- A missing permission check in Jenkins Amazon EC2 Plugin 1.47 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL within the AWS region using attacker-specified credentials IDs obtained through another method.
- How severe is CVE-2020-2091?
- CVE-2020-2091 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2020-2091 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-2091?
- CVE-2020-2091 affects Jenkins Amazon Ec2. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-2091?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-2091 published?
- CVE-2020-2091 was published on 2020-01-15 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:jenkins:amazon_ec2:*:*:*:*:*:jenkins:*:*
More vulnerabilities in Jenkins Amazon Ec2
- CVE-2020-2090 — High (CVSS 8.8): A cross-site request forgery vulnerability in Jenkins Amazon EC2 Plugin 1.47 and earlier allows attackers to connect to…
- CVE-2020-2187 — Medium (CVSS 5.6): Jenkins Amazon EC2 Plugin 1.50.1 and earlier unconditionally accepts self-signed certificates and does not perform…
- CVE-2020-2185 — Medium (CVSS 5.6): Jenkins Amazon EC2 Plugin 1.50.1 and earlier does not validate SSH host keys when connecting agents, enabling…
- CVE-2020-2188 — Medium (CVSS 4.3): A missing permission check in Jenkins Amazon EC2 Plugin 1.50.1 and earlier in form-related methods allowed users with…
- CVE-2020-2186 — Medium (CVSS 4.3): A cross-site request forgery vulnerability in Jenkins Amazon EC2 Plugin 1.50.1 and earlier allows attackers to…
All CVEs affecting Jenkins Amazon Ec2 →
Other CWE-862 (Missing Authorization) vulnerabilities
- CVE-2026-0092 — Critical (CVSS 10.0): In Package Manager, there is a possible device lock controller bypass due to a missing permission check. This could…
- CVE-2026-33712 — Critical (CVSS 10.0): Typebot is a chatbot builder tool. In versions 3.15.2 and prior, the preview chat endpoint (POST…
- CVE-2026-2031 — Critical (CVSS 10.0): An Improper Access Control vulnerability in several internal API endpoints for Google Cloud Application Integration…
- CVE-2026-34976 — Critical (CVSS 10.0): Dgraph is an open source distributed GraphQL database. Prior to 25.3.1, the restoreTenant admin mutation is missing…
- CVE-2025-30416 — Critical (CVSS 10.0): Sensitive data disclosure and manipulation due to missing authorization. The following products are affected: Acronis…
- CVE-2025-45854 — Critical (CVSS 10.0): /server/executeExec of JEHC-BPM 2.0.1 allows attackers to execute arbitrary code via execParams.
Browse all CWE-862 (Missing Authorization) vulnerabilities →