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Qualys Vulnerability R&D Lab has released new vulnerability checks in the Qualys Cloud Platform to protect organizations against 2 vulnerabilities that were fixed in 1 bulletins announced today by Samba. Customers can immediately audit their networks for these and other new vulnerabilities by accessing their Qualys subscription. Visit Qualys Security Blog to prioritize remediation.
Non-Qualys customers can audit their network for these and other vulnerabilities by signing up for a Qualys Free Trial, or by trying Qualys Community Edition.
Samba has released 1 security bulletins to fix newly discovered flaws in their software. Qualys has released the following checks for these new vulnerabilities:
Missing input sanitization checks on some of the input parameters to spools RPC calls could cause the print spooler service to crash. If the RPC spoolss service is left by default as an internal service, all a client can do is crash its own authenticated connection.(CVE-2018-1050)
Password reset flaw exists on all versions of Samba from 4.0.0 on-wards, but works only in Samba Active Directory DC implementation, as it doesn't properly validate permissions of users when they request to modify passwords over LDAP.(CVE-2018-1057)
All versions of Samba from 4.0.0 onward.
QID Detection Logic (Authenticated)
This check runs the "smbstatus" command and review the SAMBA version.
QID Detection Logic (Unauthenticated)
This check reviews the version from banner of the SAMBA service.
The following are links for downloading patches to fix these vulnerabilities:
Samba 4.7.6, 4.6.14 and 4.5.16 or later
These new vulnerability checks are included in Qualys vulnerability signature 2.4.284-3. Each Qualys account is automatically updated with the latest vulnerability signatures as they become available. To view the vulnerability signature version in your account, from the Qualys Help menu, select the About tab.
To perform a selective vulnerability scan, configure a scan profile to use the following options:
In addition, prior to running a scan for these new vulnerabilities, you can estimate your exposure to these new threats by running the Risk Analysis Report, available from the Qualys Vulnerability Management Reports tab.
Platforms and Platform Identification
For more information, customers may contact Qualys Technical Support.
The Qualys Cloud Platform and its integrated suite of security and compliance applications provides organizations of all sizes with a global view of their security and compliance solutions, while drastically reducing their total cost of ownership. Qualys solutions include: continuous monitoring, vulnerability management, policy compliance, PCI compliance, security assessment questionnaire, web application scanning, web application firewall, malware detection and SECURE Seal for security testing of web sites.