7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/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
0.0004 Low
EPSS
Percentile
5.3%
The raw_sendmsg() function in net/ipv4/raw.c in the Linux kernel through
4.14.6 has a race condition in inet->hdrincl that leads to uninitialized
stack pointer usage; this allows a local user to execute code and gain
privileges.
Author | Note |
---|---|
seth-arnold | I havenβt tested the exploit; βhighβ may or may not be appropriate for our kernels. Please feel free to re-adjust. |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 17.10 | noarch | linux | <Β 4.13.0-36.40 | UNKNOWN |
ubuntu | 16.04 | noarch | linux | <Β 4.4.0-116.140 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-aws | <Β 4.4.0-1014.14 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws | <Β 4.4.0-1052.61 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure | <Β 4.13.0-1011.14 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-euclid | <Β 4.4.0-9025.27 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-gcp | <Β 4.13.0-1011.15 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe | <Β 4.13.0-36.40~16.04.1 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-hwe-edge | <Β 4.18.0-8.9~18.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe-edge | <Β 4.13.0-36.40~16.04.1 | UNKNOWN |
www.openwall.com/lists/oss-security/2017/12/16/1
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8f659a03a0ba9289b9aeb9b4470e6fb263d6f483
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c008ba5bdc9fa830e1a349b20b0be5a137bdef7a
launchpad.net/bugs/cve/CVE-2017-17712
nvd.nist.gov/vuln/detail/CVE-2017-17712
security-tracker.debian.org/tracker/CVE-2017-17712
ubuntu.com/security/notices/USN-3581-1
ubuntu.com/security/notices/USN-3581-2
ubuntu.com/security/notices/USN-3581-3
ubuntu.com/security/notices/USN-3582-1
ubuntu.com/security/notices/USN-3582-2
www.cve.org/CVERecord?id=CVE-2017-17712
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/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
0.0004 Low
EPSS
Percentile
5.3%