Memory leak in Cisco IOS XE - CVE-2016-6385

Vulnerability identifier: #VU672

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2016-6385

CWE-ID: CWE-401

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.

The weakness exists in Smart Install packets processing due to incorrect handling of image list parameters. A remote attacker can send specially crafted data, trigger memory leak and cause the service to crash.

Cisco IOS XE

Update to versions 15.2(6.3.0i)E, 15.2(5b)E, 15.2(5a)E, 15.2(5.1.79i)E, 15.2(5)E, 15.2(4m)E2, 15.2(4.7.2)EC, 15.2(4.7.1)EC, 15.2(4.4.3)EA4, 15.2(4.3.90)EC, 15.2(4.1.27)EB, 15.2(4.0r)EB, 15.2(4)EA6, 15.2(4)EA5, 15.2(4)EA4, 15.2(4)E3, 15.2(4)E2, 15.2(3m)E8, 15.2(3m)E7, 15.2(3)E4, 15.2(2)EB2, 15.2(2)E5a, 15.2(2)E5, 15.1(2)SG8, 15.0(2)SG11, 15.0(2)SE10, 15.0(2)EX11, 12.2(60)EZ9, 12.2(55)SE11, 3.9(0)E or 3.7(4)E.

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-smi

• Memory leak in Cisco IOS XE