Cisco IOS 15.2(1)T1.11/15.2(2)TST LLDP Packet memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Cisco IOS 15.2(1)T1.11/15.2(2)TST. The impacted element is an unknown function of the component LLDP Packet Handler. Such manipulation leads to memory corruption. This vulnerability is referenced as CVE-2016-1424. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Cisco IOS 15.2(1)T1.11/15.2(2)TST (Router Operating System). Affected by this issue is an unknown functionality of the component LLDP Packet Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability. CVE summarizes:

Cisco IOS 15.2(1)T1.11 and 15.2(2)TST allows remote attackers to cause a denial of service (device crash) via a crafted LLDP packet, aka Bug ID CSCun63132.

The weakness was published 06/19/2016 as CSCun63132 as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2016-1424 since 01/04/2016. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 91761 (Cisco IOS LLDP Packet Handling Remote DoS (cisco-sa-20160616-ios)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 316011 (Cisco IOS Software Link Layer Discovery Protocol Denial of Service Vulnerability ( cisco-sa-20160616-ios)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (91761). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 91761
Nessus Name: Cisco IOS LLDP Packet Handling Remote DoS (cisco-sa-20160616-ios)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 103403
OpenVAS Name: Cisco IOS Software Link Layer Discovery Protocol Processing Code Denial of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/04/2016 🔍
06/17/2016 +165 days 🔍
06/18/2016 +1 days 🔍
06/19/2016 +1 days 🔍
06/19/2016 +0 days 🔍
06/22/2016 +3 days 🔍
10/14/2024 +3036 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCun63132
Status: Confirmed

CVE: CVE-2016-1424 (🔍)
GCVE (CVE): GCVE-0-2016-1424
GCVE (VulDB): GCVE-100-88040

OVAL: 🔍

Entryinfo

Created: 06/19/2016 18:56
Updated: 10/14/2024 12:53
Changes: 06/19/2016 18:56 (71), 01/30/2019 08:22 (2), 10/14/2024 12:53 (19)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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