6.4 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
6.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
sudo is vulnerable to privilege escalation. A flaw was found in the way sudo parsed tty information from the process status file in the proc filesystem. A local user with privileges to execute commands via sudo could use this flaw to escalate their privileges to root.
lists.opensuse.org/opensuse-security-announce/2017-05/msg00077.html
lists.opensuse.org/opensuse-security-announce/2017-05/msg00078.html
lists.opensuse.org/opensuse-security-announce/2017-05/msg00079.html
packetstormsecurity.com/files/142783/Sudo-get_process_ttyname-Race-Condition.html
seclists.org/fulldisclosure/2017/Jun/3
www.debian.org/security/2017/dsa-3867
www.openwall.com/lists/oss-security/2017/05/30/16
www.openwall.com/lists/oss-security/2022/12/22/5
www.openwall.com/lists/oss-security/2022/12/22/6
www.securityfocus.com/bid/98745
www.securitytracker.com/id/1038582
www.ubuntu.com/usn/USN-3304-1
access.redhat.com/errata/RHSA-2017:1381
access.redhat.com/errata/RHSA-2017:1382
access.redhat.com/security/updates/classification/#important
lists.fedoraproject.org/archives/list/[email protected]/message/VXEXC4NNIG2QOZY6N2YUK246KI3D3UQO/
security.gentoo.org/glsa/201705-15
www.exploit-db.com/exploits/42183/
www.sudo.ws/alerts/linux_tty.html
6.4 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
6.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C