Detections
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F5 Networks BIG-IP : Linux kernel TTY vulnerability (K15319)
medium Nessus Plugin ID 78173
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Synopsis
The remote device is missing a vendor-supplied security patch.Description
The n_tty_write function in drivers/tty/n_tty.c in the Linux kernel through 3.14.3 does not properly manage tty driver access in the 'LECHO & !OPOST' case, which allows local users to cause a denial of service (memory corruption and system crash) or gain privileges by triggering a race condition involving read and write operations with long strings. (CVE-2014-0196)Impact
Local users may be able to cause a denial-of-service (DoS) or gain privileges by triggering a race condition.
Solution
Upgrade to one of the non-vulnerable versions listed in the F5 Solution K15319.See Also
Plugin Details
Severity: Medium
ID: 78173
File Name: f5_bigip_SOL15319.nasl
Version: 1.12
Type: local
Published: 10/10/2014
Updated: 5/14/2023
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: High
Score: 8.8
CVSS v2
Risk Factor: Medium
Base Score: 6.9
Temporal Score: 5.4
Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A: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_wan_optimization_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, Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 6/5/2014
CISA Known Exploited Vulnerability Due Dates: 6/2/2023
Exploitable With
CANVAS (CANVAS)
Core Impact
Reference Information
CVE: CVE-2014-0196