Description Preview
The vulnerability resides in the Stapler web framework used by Jenkins 2.153 and earlier, LTS 2.138.3 and earlier. Specifically, the issue is in the MetaClass.java file. Attackers can exploit this vulnerability by accessing crafted URLs that were not intended to be invoked in this manner. This allows them to invoke some methods on Java objects, leading to code execution. The vulnerability has a CVSS v3.1 base score of 9.8, indicating a critical severity level.
Overview
The vulnerability (CVE-2018-1000861) was first assigned on 2018-12-09 and made public on 2018-12-10. It is a critical vulnerability with a CVSS v3.1 base score of 9.8. The vulnerability affects the Stapler web framework used by Jenkins 2.153 and earlier, LTS 2.138.3 and earlier. Attackers can exploit this vulnerability to execute code by invoking certain methods on Java objects via crafted URLs.
Remediation
Users are advised to update their Jenkins to the latest version to mitigate this vulnerability. For more specific remediation steps, users should refer to the vendor advisory or security updates provided by the vendor.
References
- Jenkins Security Advisory: https://jenkins.io/security/advisory/2018-12-05/#SECURITY-595
- Red Hat Advisory: https://access.redhat.com/errata/RHBA-2019:0024
- Security Focus: http://www.securityfocus.com/bid/106176
- Packet Storm Security: http://packetstormsecurity.com/files/166778/Jenkins-Remote-Code-Execution.html
- CISA Known Exploited Vulnerabilities Catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2018-1000861
Industry ExposureMost to leastThis section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.
This section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.
- ManufacturingManufacturing
- Finance and InsuranceFinance and Insurance
- Health Care & Social AssistanceHealth Care & Social Assistance
- Public AdministrationPublic Administration
- Retail TradeRetail Trade
- Transportation & WarehousingTransportation & Warehousing
- Educational ServicesEducational Services
- Management of Companies & EnterprisesManagement of Companies & Enterprises
- Professional, Scientific, & Technical ServicesProfessional, Scientific, & Technical Services
- Arts, Entertainment & RecreationArts, Entertainment & Recreation
- Other Services (except Public Administration)Other Services (except Public Administration)
- UtilitiesUtilities
- Wholesale TradeWholesale Trade
- Accommodation & Food ServicesAccommodation & Food Services
- Administrative, Support, Waste Management & Remediation ServicesAdministrative, Support, Waste Management & Remediation Services
- Agriculture, Forestry Fishing & HuntingAgriculture, Forestry Fishing & Hunting
- ConstructionConstruction
- InformationInformation
- MiningMining
- Real Estate Rental & LeasingReal Estate Rental & Leasing
