CVE-2010-2821

Unspecified vulnerability on the Cisco Firewall Services Module (FWSM) with software 3.2 before 3.2(17.2), 4.0 before 4.0(11.1), and 4.1 before 4.1(1.2) for Catalyst 6500 series switches and 7600 series routers, when multi-mode is enabled, allows remote attackers to cause a denial of service (device reload) via crafted (1) Telnet, (2) SSH, or (3) ASDM traffic over TCP, aka Bug ID CSCtg68694.

Published: 2010-08-09 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2010-2821 is rated Moderate Risk (50.3/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.07%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2010-2821

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.35% 1.07% +0.73%
2 2025-03-30 0.49% 0.35% -0.15%
3 2025-03-29 — 0.49% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2010-2821

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.1 2.0 HIGH
AV:N/AC:M/Au:N/C:N/I:N/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.6 6.9 [email protected]

Weakness enumeration for CVE-2010-2821

Affected software / configurations for CVE-2010-2821

Vendor Product Version Raw CPE
cisco firewall_services_module_software 3.2 cpe:2.3:o:cisco:firewall_services_module_software:3.2:*:*:*:*:*:*:*
cisco firewall_services_module_software 3.2\(1\) cpe:2.3:o:cisco:firewall_services_module_software:3.2\(1\):*:*:*:*:*:*:*
cisco firewall_services_module_software 3.2\(2\) cpe:2.3:o:cisco:firewall_services_module_software:3.2\(2\):*:*:*:*:*:*:*
cisco firewall_services_module_software 3.2\(3\) cpe:2.3:o:cisco:firewall_services_module_software:3.2\(3\):*:*:*:*:*:*:*
cisco firewall_services_module_software 3.2\(13\) cpe:2.3:o:cisco:firewall_services_module_software:3.2\(13\):*:*:*:*:*:*:*
cisco firewall_services_module_software 3.2\(14\) cpe:2.3:o:cisco:firewall_services_module_software:3.2\(14\):*:*:*:*:*:*:*
cisco firewall_services_module_software 3.2\(16\) cpe:2.3:o:cisco:firewall_services_module_software:3.2\(16\):*:*:*:*:*:*:*
cisco firewall_services_module_software 4.0 cpe:2.3:o:cisco:firewall_services_module_software:4.0:*:*:*:*:*:*:*
cisco firewall_services_module_software 4.0\(4\) cpe:2.3:o:cisco:firewall_services_module_software:4.0\(4\):*:*:*:*:*:*:*
cisco firewall_services_module_software 4.0\(6\) cpe:2.3:o:cisco:firewall_services_module_software:4.0\(6\):*:*:*:*:*:*:*
cisco firewall_services_module_software 4.0\(7\) cpe:2.3:o:cisco:firewall_services_module_software:4.0\(7\):*:*:*:*:*:*:*
cisco firewall_services_module_software 4.0\(8\) cpe:2.3:o:cisco:firewall_services_module_software:4.0\(8\):*:*:*:*:*:*:*
cisco firewall_services_module_software 4.0\(10\) cpe:2.3:o:cisco:firewall_services_module_software:4.0\(10\):*:*:*:*:*:*:*
cisco firewall_services_module_software 4.1 cpe:2.3:o:cisco:firewall_services_module_software:4.1:*:*:*:*:*:*:*
cisco firewall_services_module_software 4.1\(1\) cpe:2.3:o:cisco:firewall_services_module_software:4.1\(1\):*:*:*:*:*:*:*
cisco firewall_services_module — cpe:2.3:h:cisco:firewall_services_module:*:*:*:*:*:*:*:*

References for CVE-2010-2821

cvelogic Threat Intelligence