CVE-2021-1466

MEDIUM EPSS 44.3%
Published Nov 15, 20241y ago · Modified Jun 17, 20261w ago
5.4 CVSS 3.1
Medium
Find Similar
Published Nov 15, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability in the vDaemon service of Cisco SD-WAN vManage Software could allow an authenticated, local attacker to cause a buffer overflow on an affected system, resulting in a denial of service (DoS) condition. The vulnerability is due to incomplete bounds checks for data that is provided to the vDaemon service of an affected system. An attacker could exploit this vulnerability by sending malicious data to the vDaemon listening service on the affected system. A successful exploit could allow the attacker to cause a buffer overflow condition on the affected system, which could allow the attacker to cause the vDaemon listening service to reload and result in a DoS condition.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

CVSS Details

Base Score
5.4
Exploitability
2.8
Impact
2.5
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Low
Availability Low

Threat Intelligence

EPSS Exploit Probability
44.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-20 Improper Input Validation Validation

Affected Products 38

VendorProductVersionRange
ciscocatalyst_sd-wan_manager17.2.4any
ciscocatalyst_sd-wan_manager17.2.5any
ciscocatalyst_sd-wan_manager17.2.6any
ciscocatalyst_sd-wan_manager17.2.7any
ciscocatalyst_sd-wan_manager17.2.8any
ciscocatalyst_sd-wan_manager17.2.9any
ciscocatalyst_sd-wan_manager17.2.10any
ciscocatalyst_sd-wan_manager18.2.0any
ciscocatalyst_sd-wan_manager18.3.0any
ciscocatalyst_sd-wan_manager18.3.1any
ciscocatalyst_sd-wan_manager18.3.1.1any
ciscocatalyst_sd-wan_manager18.3.3any
ciscocatalyst_sd-wan_manager18.3.3.1any
ciscocatalyst_sd-wan_manager18.3.4any
ciscocatalyst_sd-wan_manager18.3.5any
ciscocatalyst_sd-wan_manager18.3.6any
ciscocatalyst_sd-wan_manager18.3.6.1any
ciscocatalyst_sd-wan_manager18.3.7any
ciscocatalyst_sd-wan_manager18.3.8any
ciscocatalyst_sd-wan_manager18.4.0any
ciscocatalyst_sd-wan_manager18.4.0.1any
ciscocatalyst_sd-wan_manager18.4.1any
ciscocatalyst_sd-wan_manager18.4.3any
ciscocatalyst_sd-wan_manager18.4.4any
ciscocatalyst_sd-wan_manager18.4.302any
ciscocatalyst_sd-wan_manager18.4.303any
ciscocatalyst_sd-wan_manager19.0.0any
ciscocatalyst_sd-wan_manager19.0.1aany
ciscocatalyst_sd-wan_manager19.1.0any
ciscocatalyst_sd-wan_manager19.2.0any
ciscocatalyst_sd-wan_manager19.2.1any
ciscocatalyst_sd-wan_manager19.2.2any
ciscocatalyst_sd-wan_manager19.2.097any
ciscocatalyst_sd-wan_manager19.2.098any
ciscocatalyst_sd-wan_manager19.2.099any
ciscocatalyst_sd-wan_manager19.3.0any
ciscocatalyst_sd-wan_manager20.1.1any
ciscocatalyst_sd-wan_manager20.1.1.1any

References 1

  • sec.cloudapps.cisco.com https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vdaemon-bo-RuzzEA2
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.