SB2017080401 - Potential security issues in Mikrotik RouterOS
Published: August 4, 2017
Security Bulletin ID
SB2017080401
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Potential security issues (CVE-ID: N/A)
Multiple issues have been fixed in Mikrotik RouterOS 6.40. Due to vendor’s policy not to report on security issues, we treat all new releases as security updates.
The list of bugfixes:*) bonding - improved reliability on bonding interface removal;
*) chr - fixed false warnings on upgrade reboots;
*) dhcpv6-client - do not run DHCPv6 client when IPv6 package is disabled;
*) export - fixed export for different parameters where numerical range or constant string is expected;
*) firewall - properly remove "address-list" entry after timeout ends;
*) interface - improved interface state change handling when multiple interfaces are affected at the same time;
*) lte - fixed LTE not passing any traffic while in running state;
*) ovpn-client - fixed incorrect netmask usage for pushed routes (introduced in 6.40);
*) pppoe-client - fixed incorrectly formed PADT packet;
*) rb2011 - fixed possible LCD blinking along with ethernet LED (introduced in 6.40);
*) rb922 - restored missing wireless interface on some boards;
*) torch - fixed Torch on PPP tunnels (introduced in 6.40);
*) trafficgen - fixed "lost-ratio" showing incorrect statistics after multiple sequences;
*) winbox - added "none-dynamic" and "none-static" options for "address-list-timeout" parameter under NAT, Mangle and RAW rules;
Remediation
Install update from vendor's website.