Read the docs
TI-2021-00987 Aliases CVE-2021-1260GHSA-vfx8-ww4j-q638

Cisco SD-WAN Command Injection Vulnerabilities

Priority LOW 39CWE-20Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-77.

Summary

Multiple vulnerabilities in Cisco SD-WAN products could allow an authenticated attacker to perform command injection attacks against an affected device, which could allow the attacker to take certain actions with root privileges on the device. For more information about these vulnerabilities, see the Details section of this advisory.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01446 73rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
CiscoCisco SD-WAN Solutionall versions—No fix listedCNA
  • Cisco SD-WAN Solution VendorCisco Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 18

CPEVersionsRoleVendor
cpe:2.3:o:cisco:sd-wan_firmware:18.2.0:*:*:*:*:*:*:*18.2.0VulnerableCisco
cpe:2.3:o:cisco:sd-wan_firmware:18.3.0:*:*:*:*:*:*:*18.3.0VulnerableCisco
cpe:2.3:o:cisco:sd-wan_firmware:18.3.8:*:*:*:*:*:*:*18.3.8VulnerableCisco
cpe:2.3:o:cisco:sd-wan_firmware:18.4.6:*:*:*:*:*:*:*18.4.6VulnerableCisco
cpe:2.3:o:cisco:sd-wan_firmware:19.2.3:*:*:*:*:*:*:*19.2.3VulnerableCisco
cpe:2.3:o:cisco:sd-wan_firmware:19.2.99:*:*:*:*:*:*:*19.2.99VulnerableCisco
cpe:2.3:o:cisco:sd-wan_firmware:20.1.0:*:*:*:*:*:*:*20.1.0VulnerableCisco
cpe:2.3:o:cisco:sd-wan_vsmart_controller_firmware:*:*:*:*:*:*:*:*all versionsVulnerableCisco
cpe:2.3:h:cisco:vedge_100_router:-:*:*:*:*:*:*:*not specified by NVDRunning onCisco
cpe:2.3:h:cisco:vedge_1000_router:-:*:*:*:*:*:*:*not specified by NVDRunning onCisco
  • cpe:2.3:o:cisco:sd-wan_firmware:18.2.0:*:*:*:*:*:*:* Versions 18.2.0 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:sd-wan_firmware:18.3.0:*:*:*:*:*:*:* Versions 18.3.0 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:sd-wan_firmware:18.3.8:*:*:*:*:*:*:* Versions 18.3.8 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:sd-wan_firmware:18.4.6:*:*:*:*:*:*:* Versions 18.4.6 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:sd-wan_firmware:19.2.3:*:*:*:*:*:*:* Versions 19.2.3 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:sd-wan_firmware:19.2.99:*:*:*:*:*:*:* Versions 19.2.99 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:sd-wan_firmware:20.1.0:*:*:*:*:*:*:* Versions 20.1.0 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:sd-wan_vsmart_controller_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
  • cpe:2.3:h:cisco:vedge_100_router:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
  • cpe:2.3:h:cisco:vedge_1000_router:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
Show 8 more CPE
CPEVersionsRoleVendor
cpe:2.3:h:cisco:vedge_100b_router:-:*:*:*:*:*:*:*not specified by NVDRunning onCisco
cpe:2.3:h:cisco:vedge_100m_router:-:*:*:*:*:*:*:*not specified by NVDRunning onCisco
cpe:2.3:h:cisco:vedge_100wm_router:-:*:*:*:*:*:*:*not specified by NVDRunning onCisco
cpe:2.3:h:cisco:vedge_2000_router:-:*:*:*:*:*:*:*not specified by NVDRunning onCisco
cpe:2.3:h:cisco:vedge_5000_router:-:*:*:*:*:*:*:*not specified by NVDRunning onCisco
cpe:2.3:h:cisco:vedge_cloud_router:-:*:*:*:*:*:*:*not specified by NVDRunning onCisco
cpe:2.3:a:cisco:catalyst_sd-wan_manager:-:*:*:*:*:*:*:*not specified by NVDVulnerableCisco
cpe:2.3:a:cisco:sd-wan_vbond_orchestrator:-:*:*:*:*:*:*:*not specified by NVDVulnerableCisco
  • cpe:2.3:h:cisco:vedge_100b_router:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
  • cpe:2.3:h:cisco:vedge_100m_router:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
  • cpe:2.3:h:cisco:vedge_100wm_router:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
  • cpe:2.3:h:cisco:vedge_2000_router:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
  • cpe:2.3:h:cisco:vedge_5000_router:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
  • cpe:2.3:h:cisco:vedge_cloud_router:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
  • cpe:2.3:a:cisco:catalyst_sd-wan_manager:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sd-wan_vbond_orchestrator:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Cisco SD-WAN Solution — 20210120 Cisco SD-WAN Command Injection Vulnerabilities

    6 records Highest priority Priority MEDIUM 2 MEDIUM, 4 LOW

    Other records, highest priority first

    • TI-2021-01026 Cisco SD-WAN Command Injection VulnerabilitiesPriority MEDIUM 44
    • TI-2021-01025 Cisco SD-WAN Command Injection VulnerabilitiesPriority MEDIUM 44
    • TI-2021-00990 Cisco SD-WAN Command Injection VulnerabilitiesPriority LOW 39

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-1260
  2. 2026-10-03 Alias added: GHSA-vfx8-ww4j-q638

References

  • TI-2026-53490 Cisco Catalyst SD-WAN Manager System Account Authorization Bypass Vulnerability KEVCVSS 3.1CRITICAL 9.8
  • TI-2026-16388 Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability KEVCVSS 3.1CRITICAL 10.0
  • TI-2026-16340 Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability KEVCVSS 3.1CRITICAL 10.0
  • TI-2026-16436 Cisco Catalyst SD-WAN Controller Authenticated Privilege Escalation Vulnerability KEVCVSS 3.1HIGH 7.8
  • TI-2022-05334 Cisco SD-WAN Software Privilege Escalation Vulnerability KEVCVSS 3.1HIGH 7.8
  • TI-2026-16341 Cisco Catalyst SD-WAN Manager Information Disclosure Vulnerability KEVCVSS 3.1HIGH 7.5
See all 91 →

Sources