Detections
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F5 Networks BIG-IP : Linux kernel vulnerability (K51931024) (Stack Clash)
high Nessus Plugin ID 105469
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Synopsis
The remote device is missing a vendor-supplied security patch.Description
An issue was discovered in the size of the stack guard page on Linux, specifically a 4k stack guard page is not sufficiently large and can be 'jumped' over (the stack guard page is bypassed), this affects Linux Kernel versions 4.11.5 and earlier (the stackguard page was introduced in 2010). (CVE-2017-1000364)Solution
Upgrade to one of the non-vulnerable versions listed in the F5 Solution K51931024.See Also
Plugin Details
Severity: High
ID: 105469
File Name: f5_bigip_SOL51931024.nasl
Version: 3.8
Type: local
Published: 12/28/2017
Updated: 3/18/2020
Configuration: Enable paranoid mode
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: High
Score: 7.4
CVSS v2
Risk Factor: Medium
Base Score: 6.2
Temporal Score: 5.1
Vector: CVSS2#AV:L/AC:H/Au:N/C:C/I:C/A:C
CVSS v3
Risk Factor: High
Base Score: 7.4
Temporal Score: 6.9
Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C
Vulnerability Information
CPE: cpe:/a:f5:big-ip_access_policy_manager, cpe:/a:f5:big-ip_advanced_firewall_manager, cpe:/a:f5:big-ip_application_acceleration_manager, cpe:/a:f5:big-ip_application_security_manager, cpe:/a:f5:big-ip_application_visibility_and_reporting, cpe:/a:f5:big-ip_global_traffic_manager, cpe:/a:f5:big-ip_link_controller, cpe:/a:f5:big-ip_local_traffic_manager, cpe:/a:f5:big-ip_policy_enforcement_manager, cpe:/a:f5:big-ip_webaccelerator, cpe:/h:f5:big-ip, cpe:/h:f5:big-ip_protocol_security_manager
Required KB Items: Host/local_checks_enabled, Settings/ParanoidReport, Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 7/11/2017
Vulnerability Publication Date: 6/19/2017
Exploitable With
Metasploit (rsh_stack_clash_priv_esc.rb)
Reference Information
CVE: CVE-2017-1000364