Cisco Content Services Switch 11000 TCP/IP denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

A vulnerability classified as critical has been found in Cisco Content Services Switch 11000. Affected is an unknown part of the component TCP/IP Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

Cisco CSS 11000 routers on the CS800 chassis allow remote attackers to cause a denial of service (CPU consumption or reboot) via a large number of TCP SYN packets to the circuit IP address, aka "ONDM Ping failure."

The weakness was shared 08/08/2003 by Eduardo Cruz, Emilin Garcia and Jordi Andre with S21SEC (Website). The advisory is available at s21sec.com. This vulnerability is traded as CVE-2003-0677 since 08/08/2003. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but an exploit is available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

The exploit is shared for download at cisco.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at cisco.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at X-Force (12839). Further details are available at heise.de.

Productinfo

Vendor

Name

Version

License

Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.9
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: cisco.com

Timelineinfo

08/07/2003 🔍
08/08/2003 +1 days 🔍
08/08/2003 +0 days 🔍
08/11/2003 +3 days 🔍
08/27/2003 +16 days 🔍
04/09/2004 +225 days 🔍
12/13/2016 +4631 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: s21sec.com
Researcher: Eduardo Cruz, Emilin Garcia, Jordi Andre
Organization: S21SEC
Status: Not defined

CVE: CVE-2003-0677 (🔍)
X-Force: 12839 - Cisco CSS TCP SYN packet denial of service, Medium Risk
SecuriTeam: securiteam.com
SecurityFocus: 8358 - Cisco Content Service Switch ONDM Ping Failure Denial Of Service Vulnerability
Secunia: 9477 - Cisco Content Services Switch Denial of Service, Moderately Critical
OSVDB: 8901 - Cisco CSS 11000 Routers Circuit IP Address SYN Flood DoS

Misc.: 🔍

Entryinfo

Created: 08/11/2003 10:35
Updated: 12/13/2016 20:21
Changes: 08/11/2003 10:35 (74), 12/13/2016 20:21 (2)
Complete: 🔍

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