9 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:S/C:C/I:C/A:C
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:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
9.8 High
AI Score
Confidence
High
0.18 Low
EPSS
Percentile
96.2%
Debian Security Advisory DSA-5071-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
February 11, 2022 https://www.debian.org/security/faq
Package : samba
CVE ID : CVE-2021-44142 CVE-2022-0336
Debian Bug : 1001068 1004693 1004694
Several vulnerabilities were discovered in Samba, a SMB/CIFS file,
print, and login server for Unix.
CVE-2021-44142
Orange Tsai reported an out-of-bounds heap write vulnerability in
the VFS module vfs_fruit, which could result in remote execution of
arbitrary code as root.
CVE-2022-0336
Kees van Vloten reported that Samba AD users with permission to
write to an account can impersonate arbitrary services.
For the oldstable distribution (buster), these problems have been fixed
in version 2:4.9.5+dfsg-5+deb10u3. As per DSA 5015-1, CVE-2022-0336 has
not been addressed for the oldstable distribution (buster).
For the stable distribution (bullseye), these problems have been fixed
in version 2:4.13.13+dfsg-1~deb11u3. Additionally, some followup fixes
for CVE-2020-25717 are included in this update (Cf. #1001068).
We recommend that you upgrade your samba packages.
For the detailed security status of samba please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/samba
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]
9 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:S/C:C/I:C/A:C
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:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
9.8 High
AI Score
Confidence
High
0.18 Low
EPSS
Percentile
96.2%