Cisco IOS/IOS XE TCP Input resource management

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco IOS and IOS XE and classified as problematic. This affects an unknown part of the component TCP Input Module. Such manipulation leads to resource management. This vulnerability is referenced as CVE-2015-0646. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco IOS and IOS XE (Router Operating System) and classified as critical. Affected by this issue is an unknown code of the component TCP Input Module. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability.

The weakness was published 03/25/2015 with Cisco as cisco-sa-20150325-tcpleak as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2015-0646 since 01/07/2015. 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 82569 , which helps to determine the existence of the flaw in a target environment. It is . The commercial vulnerability scanner Qualys is able to test this issue with plugin 43441 (Cisco IOS TCP Packet Memory Leak Vulnerability (cisco-sa-20150325-tcpleak)).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (101806), Tenable (82569), SecurityFocus (BID 73340†), SecurityTracker (ID 1031980†) and Vulnerability Center (SBV-49214†). Similar entries are available at VDB-74121, VDB-74119, VDB-74118 and VDB-74117. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Cisco IOS 12.2 up to 15.4
  • Cisco IOS XE up to 3.12.3

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 82569
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Port: 🔍

OpenVAS ID: 103403
OpenVAS Name: Cisco IOS Software and IOS XE Software TCP Packet Memory Leak 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

01/07/2015 🔍
03/25/2015 +77 days 🔍
03/25/2015 +0 days 🔍
03/25/2015 +0 days 🔍
03/25/2015 +0 days 🔍
03/26/2015 +1 days 🔍
03/26/2015 +0 days 🔍
03/26/2015 +0 days 🔍
04/03/2015 +8 days 🔍
12/02/2024 +3531 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20150325-tcpleak
Organization: Cisco
Status: Confirmed

CVE: CVE-2015-0646 (🔍)
GCVE (CVE): GCVE-0-2015-0646
GCVE (VulDB): GCVE-100-74120
X-Force: 101806 - Cisco IOS and Cisco IOS XE TCP input module denial of service
SecurityFocus: 73340 - Cisco IOS and IOS XE Software CVE-2015-0646 Denial of Service Vulnerability
SecurityTracker: 1031980 - Cisco IOS and IOS-XE TCP Packet Memory Leak Lets Remote Users Deny Service
Vulnerability Center: 49214 - [cisco-sa-20150325-tcpleak] Cisco IOS and IOS-XE Remote DoS via Crafted ICMPv4 Messages - CVE-2015-0646, High

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 03/26/2015 08:52
Updated: 12/02/2024 09:54
Changes: 03/26/2015 08:52 (71), 06/23/2017 10:38 (7), 04/16/2022 08:51 (3), 04/16/2022 08:56 (1), 12/02/2024 09:54 (16)
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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