Description Preview
Dovecot 1.2.x before 1.2.15 is vulnerable to a denial of service (DoS) attack where remote authenticated users can cause a master process outage by disconnecting multiple IMAP or POP3 sessions simultaneously.
Overview
This vulnerability in Dovecot affects versions prior to 1.2.15 and allows authenticated users to exploit the flaw to disrupt the master process, leading to a denial of service condition. The issue was first made public on October 2, 2010, and was assigned CVE-2010-3780.
Remediation
To remediate this vulnerability, users are advised to upgrade their Dovecot installations to version 1.2.15 or later. By applying the patch provided in the updated version, organizations can mitigate the risk of remote authenticated users causing a denial of service by disconnecting multiple IMAP or POP3 sessions simultaneously.
References
- Ubuntu Security Notice USN-1059-1: http://www.ubuntu.com/usn/USN-1059-1
- Mandriva MDVSA-2010:217 Advisory: http://www.mandriva.com/security/advisories?name=MDVSA-2010:217
- Secunia Advisory 43220: http://secunia.com/advisories/43220
- VUPEN Advisory ADV-2011-0301: http://www.vupen.com/english/advisories/2011/0301
- Dovecot Mailing List Announcement: http://www.dovecot.org/list/dovecot/2010-October/053450.html
- Red Hat Security Advisory RHSA-2011:0600: http://www.redhat.com/support/errata/RHSA-2011-0600.html
- VUPEN Advisory ADV-2010-2840: http://www.vupen.com/english/advisories/2010/2840
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.
- Accommodation & Food ServicesAccommodation & Food Services
- Administrative, Support, Waste Management & Remediation ServicesAdministrative, Support, Waste Management & Remediation Services
- Agriculture, Forestry Fishing & HuntingAgriculture, Forestry Fishing & Hunting
- Arts, Entertainment & RecreationArts, Entertainment & Recreation
- ConstructionConstruction
- Educational ServicesEducational Services
- Finance and InsuranceFinance and Insurance
- Health Care & Social AssistanceHealth Care & Social Assistance
- InformationInformation
- Management of Companies & EnterprisesManagement of Companies & Enterprises
- ManufacturingManufacturing
- MiningMining
- Other Services (except Public Administration)Other Services (except Public Administration)
- Professional, Scientific, & Technical ServicesProfessional, Scientific, & Technical Services
- Public AdministrationPublic Administration
- Real Estate Rental & LeasingReal Estate Rental & Leasing
- Retail TradeRetail Trade
- Transportation & WarehousingTransportation & Warehousing
- UtilitiesUtilities
- Wholesale TradeWholesale Trade
