Description Preview
The RC4 algorithm, as implemented in the TLS and SSL protocols, exhibits biases that can be exploited by remote attackers to conduct plaintext-recovery attacks through statistical analysis of ciphertext in numerous sessions using the same plaintext. This vulnerability poses a significant risk to the confidentiality of data transmitted over affected protocols.
Overview
This vulnerability in the RC4 algorithm affects various products and versions, allowing attackers to potentially recover plaintext from encrypted communications. The bias in the algorithm makes it easier for malicious actors to exploit the weakness and compromise the confidentiality of sensitive information.
Remediation
To mitigate the risk associated with this vulnerability, it is recommended to disable the use of RC4 in TLS and SSL configurations and switch to more secure cryptographic algorithms. Additionally, software vendors should release patches or updates that address this vulnerability and encourage users to apply them promptly to protect their systems and data.
References
- Oracle Security Advisory CPUJan2018-3236628: Link
- Cryptography Engineering Blog Post on RC4 Vulnerability: Link
- SecurityFocus BID 58796: Link
- HP Security Bulletin HPSBGN03324: Link
- Gentoo GLSA-201504-01: Link
- Ubuntu Security Notice USN-2031-1: Link
- Mozilla Security Advisory MFSA2013-103: Link
- Juniper Networks Security Advisory JSA10705: Link
- HP Enterprise Security Bulletin: Link
- Royal Holloway University TLS Research: Link
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.
- Health Care & Social AssistanceHealth Care & Social Assistance
- ManufacturingManufacturing
- Public AdministrationPublic Administration
- Educational ServicesEducational Services
- Finance and InsuranceFinance and Insurance
- Transportation & WarehousingTransportation & Warehousing
- Retail TradeRetail Trade
- Professional, Scientific, & Technical ServicesProfessional, Scientific, & Technical Services
- UtilitiesUtilities
- Other Services (except Public Administration)Other Services (except Public Administration)
- Arts, Entertainment & RecreationArts, Entertainment & Recreation
- InformationInformation
- Management of Companies & EnterprisesManagement of Companies & Enterprises
- Real Estate Rental & LeasingReal Estate Rental & Leasing
- Accommodation & Food ServicesAccommodation & Food Services
- MiningMining
- Agriculture, Forestry Fishing & HuntingAgriculture, Forestry Fishing & Hunting
- ConstructionConstruction
- Wholesale TradeWholesale Trade
- Administrative, Support, Waste Management & Remediation ServicesAdministrative, Support, Waste Management & Remediation Services