7.5
CWE
119
Advisory Published
Updated

CVE-2021-1511: Cisco SD-WAN vEdge Software Buffer Overflow Vulnerabilities

First published: Thu May 06 2021(Updated: )

Multiple vulnerabilities in Cisco SD-WAN vEdge Software could allow an attacker to execute arbitrary code as the root user or cause a denial of service (DoS) condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Vedge 100 Firmware>=20.4<20.4.1
Cisco Vedge 100 Firmware>=20.5<20.5.1
Cisco Vedge 100 Firmware=19.2.99
Cisco Vedge 100
Cisco Vedge 1000 Firmware>=20.4<20.4.1
Cisco Vedge 1000 Firmware>=20.5<20.5.1
Cisco Vedge 1000 Firmware=19.2.99
Cisco Vedge 1000
Cisco Vedge 100b Firmware>=20.4<20.4.1
Cisco Vedge 100b Firmware>=20.5<20.5.1
Cisco Vedge 100b Firmware=19.2.99
Cisco Vedge 100b
Cisco Vedge 100m Firmware>=20.4<20.4.1
Cisco Vedge 100m Firmware>=20.5<20.5.1
Cisco Vedge 100m Firmware=19.2.99
Cisco Vedge 100m
Cisco Vedge 100wm Firmware>=20.4<20.4.1
Cisco Vedge 100wm Firmware>=20.5<20.5.1
Cisco Vedge 100wm Firmware=19.2.99
Cisco Vedge 100wm
Cisco Vedge 2000 Firmware>=20.4<20.4.1
Cisco Vedge 2000 Firmware>=20.5<20.5.1
Cisco Vedge 2000 Firmware=19.2.99
Cisco Vedge 2000
Cisco Vedge 5000 Firmware>=20.4<20.4.1
Cisco Vedge 5000 Firmware>=20.5<20.5.1
Cisco Vedge 5000 Firmware=19.2.99
Cisco Vedge 5000
Cisco Vedge Cloud Firmware>=20.4<20.4.1
Cisco Vedge Cloud Firmware>=20.5<20.5.1
Cisco Vedge Cloud Firmware=19.2.99
Cisco Vedge Cloud

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Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is CVE-2021-1511.

  • What is the severity of CVE-2021-1511?

    The severity of CVE-2021-1511 is high with a CVSS score of 6.5.

  • How does CVE-2021-1511 impact Cisco SD-WAN vEdge Software?

    CVE-2021-1511 allows an attacker to execute arbitrary code as the root user or cause a denial of service (DoS) condition on an affected device running Cisco SD-WAN vEdge Software.

  • What versions of Cisco SD-WAN vEdge Software are affected by CVE-2021-1511?

    Cisco SD-WAN vEdge Software versions 19.2.99, 20.4 to 20.4.1, and 20.5 to 20.5.1 are affected by CVE-2021-1511.

  • How can I fix CVE-2021-1511?

    To fix CVE-2021-1511, users should upgrade to a fixed software release as indicated in the Cisco Security Advisory.

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