Samba SecuritySAMBA:CVE-2018-10858Insufficient input validation on client directory
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
0.007 Low
EPSS
Percentile
79.2%
Description
Samba releases 3.2.0 to 4.8.3 (inclusive) contain an error in
libsmbclient that could allow a malicious server to overwrite
client heap memory by returning an extra long filename in a directory
listing.
Patch Availability
Patches addressing this issue have been posted to:
http://www.samba.org/samba/security/
Samba versions 4.6.16, 4.7.9 and 4.8.4 have been released with fixes for
this issue.
Workaround
None
Credits
This vulnerability was found by Svyatoslav Phirsov and was fixed
by Jeremy Allison of Google and the Samba team.
Related
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
0.007 Low
EPSS
Percentile
79.2%