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High severity7.5NVD Advisory· Published May 6, 2021· Updated Jun 17, 2026

CVE-2021-1511

CVE-2021-1511

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

18
  • Cisco Systems, Inc./Vedge 100 Firmware2 versions
    cpe:2.3:o:cisco:vedge_100_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:cisco:vedge_100_firmware:*:*:*:*:*:*:*:*range: >=20.4,<20.4.1
    • cpe:2.3:o:cisco:vedge_100_firmware:19.2.99:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Vedge 1000 Firmware2 versions
    cpe:2.3:o:cisco:vedge_1000_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:cisco:vedge_1000_firmware:*:*:*:*:*:*:*:*range: >=20.4,<20.4.1
    • cpe:2.3:o:cisco:vedge_1000_firmware:19.2.99:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Vedge 100b Firmware2 versions
    cpe:2.3:o:cisco:vedge_100b_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:cisco:vedge_100b_firmware:*:*:*:*:*:*:*:*range: >=20.4,<20.4.1
    • cpe:2.3:o:cisco:vedge_100b_firmware:19.2.99:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Vedge 100m Firmware2 versions
    cpe:2.3:o:cisco:vedge_100m_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:cisco:vedge_100m_firmware:*:*:*:*:*:*:*:*range: >=20.4,<20.4.1
    • cpe:2.3:o:cisco:vedge_100m_firmware:19.2.99:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Vedge 100wm Firmware2 versions
    cpe:2.3:o:cisco:vedge_100wm_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:cisco:vedge_100wm_firmware:*:*:*:*:*:*:*:*range: >=20.4,<20.4.1
    • cpe:2.3:o:cisco:vedge_100wm_firmware:19.2.99:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Vedge 2000 Firmware2 versions
    cpe:2.3:o:cisco:vedge_2000_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:cisco:vedge_2000_firmware:*:*:*:*:*:*:*:*range: >=20.4,<20.4.1
    • cpe:2.3:o:cisco:vedge_2000_firmware:19.2.99:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Vedge 5000 Firmware2 versions
    cpe:2.3:o:cisco:vedge_5000_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:cisco:vedge_5000_firmware:*:*:*:*:*:*:*:*range: >=20.4,<20.4.1
    • cpe:2.3:o:cisco:vedge_5000_firmware:19.2.99:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Vedge Cloud Firmware2 versions
    cpe:2.3:o:cisco:vedge_cloud_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:cisco:vedge_cloud_firmware:*:*:*:*:*:*:*:*range: >=20.4,<20.4.1
    • cpe:2.3:o:cisco:vedge_cloud_firmware:19.2.99:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Sd Wan Vedge Routercpe-rescue
    Range: n/a
  • Cisco Systems, Inc./SD-WAN vEdge Softwarellm-fuzzy

Patches

Vulnerability mechanics

References

1

News mentions

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