CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
92.7%
Debian Security Advisory DSA-3909-1 [email protected]
https://www.debian.org/security/ Yves-Alexis Perez
July 14, 2017 https://www.debian.org/security/faq
Package : samba
CVE ID : CVE-2017-11103
Debian Bug : 868209
Jeffrey Altman, Viktor Duchovni and Nico Williams identified a mutual
authentication bypass vulnerability in samba, the SMB/CIFS file, print, and
login server. Also known as Orpheus' Lyre, this vulnerability is located in
Samba Kerberos Key Distribution Center (KDC-REP) component and could be used by
an attacker on the network path to impersonate a server.
More details can be found on the vulnerability website
(https://orpheus-lyre.info/) and on the Samba project website
(https://www.samba.org/samba/security/CVE-2017-11103.html)
For the oldstable distribution (jessie), this problem has been fixed
in version 2:4.2.14+dfsg-0+deb8u7.
For the stable distribution (stretch), this problem has been fixed in
version 2:4.5.8+dfsg-2+deb9u1.
For the testing distribution (buster), this problem has been fixed
in version 2:4.6.5+dfsg-4.
For the unstable distribution (sid), this problem has been fixed in
version 2:4.6.5+dfsg-4.
We recommend that you upgrade your samba packages.
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: [email protected]
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
92.7%