Vulnerability Details : CVE-2016-3707
The icmp_check_sysrq function in net/ipv4/icmp.c in the kernel.org projects/rt patches for the Linux kernel, as used in the kernel-rt package before 3.10.0-327.22.1 in Red Hat Enterprise Linux for Real Time 7 and other products, allows remote attackers to execute SysRq commands via crafted ICMP Echo Request packets, as demonstrated by a brute-force attack to discover a cookie, or an attack that occurs after reading the local icmp_echo_sysrq file.
Vulnerability category: BypassGain privilege
Products affected by CVE-2016-3707
- cpe:2.3:o:novell:suse_linux_enterprise_real_time_extension:12.0:sp1:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv:7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_real_time:7:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel-rt:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-3707
3.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 91 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-3707
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.1
|
HIGH | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.2
|
5.9
|
NIST |
CWE ids for CVE-2016-3707
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-3707
-
https://access.redhat.com/errata/RHSA-2016:1301
RHSA-2016:1301 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2016:1341
RHSA-2016:1341 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html
[security-announce] SUSE-SU-2016:1764-1: important: Security update forThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
[security-announce] SUSE-SU-2016:1937-1: important: Security update forThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
[security-announce] SUSE-SU-2016:1985-1: important: Security update for
-
https://bugzilla.redhat.com/show_bug.cgi?id=1327484
1327484 – (CVE-2016-3707) CVE-2016-3707 kernel-rt: Sending SysRq command via ICMP echo requestIssue Tracking
-
http://www.openwall.com/lists/oss-security/2016/05/17/1
oss-security - CVE-2016-3707 : kernel-rt - Sending SysRq command via ICMP echo request
Jump to