Security Bulletin
Summary
Publicly disclosed Samba vulnerabilities
Vulnerability Details
CVEID: CVE-2018-10858
Description: Samba is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by libsmbclient. By sending an overly long filename, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148710 for the current score
CVSS Environmental Score: *Undefined
CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVEID: CVE-2018-1139
Description: Samba could allow a remote attacker to obtain sensitive information, caused by the use of weak NTLMv1 authentication over an SMB1 transport. An attacker could exploit this vulnerability using man-in-the-middle techniques to read details passed between the samba server and client.
CVSS Base Score: 5.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148707 for the current score
CVSS Environmental Score: *Undefined
CVSS Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Description: Samba is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by libsmbclient. By sending an overly long filename, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148710 for the current score
CVSS Environmental Score: *Undefined
CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVEID: CVE-2018-1139
Description: Samba could allow a remote attacker to obtain sensitive information, caused by the use of weak NTLMv1 authentication over an SMB1 transport. An attacker could exploit this vulnerability using man-in-the-middle techniques to read details passed between the samba server and client.
CVSS Base Score: 5.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148707 for the current score
CVSS Environmental Score: *Undefined
CVSS Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Affected Products and Versions
- IBM QRadar SIEM 7.3.0 - 7.3.1 Patch 7
Remediation/Fixes
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Off
Change History
March 5th, 2019: First Publish
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
[{"Product":{"code":"SSBQAC","label":"IBM Security QRadar SIEM"},"Edition":"All Editions","Component":"","Platform":[{"code":"PF016","label":"Linux"}],"Version":"7.3","Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Line of Business":{"code":"LOB24","label":"Security Software"}}]
Was this topic helpful?
Document Information
Modified date:
05 March 2019
UID
ibm10874886