Cisco SD-WAN vEdge Arbitrary File Creation Vulnerability
Priority LOW 36CWE-22Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to create or overwrite arbitrary files on an affected device, which could result in a denial of service (DoS) condition. The vulnerability is due to insufficient input validation for specific commands. An attacker could exploit this vulnerability by including crafted arguments to those specific commands. A successful exploit could allow the attacker to create or overwrite arbitrary files on the affected device, which could result in a DoS condition.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00192 8th 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
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Manager | 20.1.12; 19.2.1; 18.4.4; 18.4.5; 20.1.1.1; 20.1.1; 19.3.0; 19.2.2; 19.2.099; 18.3.6; 18.3.7; 19.2.0; 18.3.8; 19.0.0; 19.1.0; 18.4.302; 18.4.303; 19.2.097; 19.2.098; 17.2.10; 18.3.6.1; 19.0.1a; 18.2.0; 18.4.3; 18.4.1; 17.2.8; 18.3.3.1; 18.4.0; 18.3.1; 17.2.6; 17.2.9; 18.3.4; 17.2.5; 18.3.1.1; 18.3.5; 18.4.0.1; 18.3.3; 17.2.7; 17.2.4; 18.3.0; 19.2.3; 18.4.501_ES | — | No fix listed | CNA |
| Cisco | Cisco SD-WAN vContainer | 18.4.5; 20.1.12; 18.3.6; 19.2.1; 19.3.0; 20.1.1; 19.2.2; 18.3.8; 18.4.3; 18.4.4; 18.4.302; 19.1.0; 18.4.303; 19.2.0; 19.2.098; 17.2.10; 18.3.7; 18.3.1; 19.2.099; 19.2.097; 18.3.4; 18.2.0; 18.3.5; 18.4.1; 17.2.5; 17.2.7; 17.2.8; 17.2.9; 18.4.0; 17.2.6; 18.3.0; 17.2.4; 18.3.3; 19.2.3 | — | No fix listed | CNA |
| Cisco | Cisco SD-WAN vEdge Cloud | 19.2.1; 20.1.12; 18.4.4; 19.3.0; 18.3.8; 19.2.2; 20.1.1; 18.3.6; 18.4.3; 18.4.302; 18.4.5; 18.4.303; 19.2.098; 19.1.0; 17.2.10; 19.0.1a; 19.2.099; 18.3.7; 19.2.097; 18.3.1; 19.2.0; 17.2.9; 18.3.4; 18.2.0; 18.4.1; 17.2.5; 18.4.0; 18.3.5; 18.3.3; 17.2.7; 17.2.6; 17.2.8; 18.3.0; 17.2.4; 19.2.3 | — | No fix listed | CNA |
| Cisco | Cisco SD-WAN vEdge Router | 18.4.303; 18.3.7; 19.3.0; 18.2.0; 20.1.12; 19.2.099; 17.2.10; 18.3.3; 18.3.6; 19.0.0; 17.2.6; 18.4.0; 19.1.01; 19.2.098; 18.3.1; 18.4.302; 19.2.2; 18.3.5; 17.2.9; 19.1.0; 20.1.11; 19.2.097; 18.4.5; 17.2.5; 17.2.8; 18.3.8; 18.3.0; 18.4.3; 18.4.4; 19.2.1; 17.2.4; 18.3.4; 19.0.1a; 20.1.1; 17.2.7; 18.4.1; 19.2.0; 19.2.3 | — | No fix listed | CNA |
- Cisco Catalyst SD-WAN Manager VendorCisco Affected 20.1.12; 19.2.1; 18.4.4; 18.4.5; 20.1.1.1; 20.1.1; 19.3.0; 19.2.2; 19.2.099; 18.3.6; 18.3.7; 19.2.0; 18.3.8; 19.0.0; 19.1.0; 18.4.302; 18.4.303; 19.2.097; 19.2.098; 17.2.10; 18.3.6.1; 19.0.1a; 18.2.0; 18.4.3; 18.4.1; 17.2.8; 18.3.3.1; 18.4.0; 18.3.1; 17.2.6; 17.2.9; 18.3.4; 17.2.5; 18.3.1.1; 18.3.5; 18.4.0.1; 18.3.3; 17.2.7; 17.2.4; 18.3.0; 19.2.3; 18.4.501_ES Fixed in — No fix listed CNA
- Cisco SD-WAN vContainer VendorCisco Affected 18.4.5; 20.1.12; 18.3.6; 19.2.1; 19.3.0; 20.1.1; 19.2.2; 18.3.8; 18.4.3; 18.4.4; 18.4.302; 19.1.0; 18.4.303; 19.2.0; 19.2.098; 17.2.10; 18.3.7; 18.3.1; 19.2.099; 19.2.097; 18.3.4; 18.2.0; 18.3.5; 18.4.1; 17.2.5; 17.2.7; 17.2.8; 17.2.9; 18.4.0; 17.2.6; 18.3.0; 17.2.4; 18.3.3; 19.2.3 Fixed in — No fix listed CNA
- Cisco SD-WAN vEdge Cloud VendorCisco Affected 19.2.1; 20.1.12; 18.4.4; 19.3.0; 18.3.8; 19.2.2; 20.1.1; 18.3.6; 18.4.3; 18.4.302; 18.4.5; 18.4.303; 19.2.098; 19.1.0; 17.2.10; 19.0.1a; 19.2.099; 18.3.7; 19.2.097; 18.3.1; 19.2.0; 17.2.9; 18.3.4; 18.2.0; 18.4.1; 17.2.5; 18.4.0; 18.3.5; 18.3.3; 17.2.7; 17.2.6; 17.2.8; 18.3.0; 17.2.4; 19.2.3 Fixed in — No fix listed CNA
- Cisco SD-WAN vEdge Router VendorCisco Affected 18.4.303; 18.3.7; 19.3.0; 18.2.0; 20.1.12; 19.2.099; 17.2.10; 18.3.3; 18.3.6; 19.0.0; 17.2.6; 18.4.0; 19.1.01; 19.2.098; 18.3.1; 18.4.302; 19.2.2; 18.3.5; 17.2.9; 19.1.0; 20.1.11; 19.2.097; 18.4.5; 17.2.5; 17.2.8; 18.3.8; 18.3.0; 18.4.3; 18.4.4; 19.2.1; 17.2.4; 18.3.4; 19.0.1a; 20.1.1; 17.2.7; 18.4.1; 19.2.0; 19.2.3 Fixed in — No fix listed CNA
CPE configurations NVD · 42
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.4:*:*:*:*:*:*:* | 17.2.4 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.5:*:*:*:*:*:*:* | 17.2.5 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.6:*:*:*:*:*:*:* | 17.2.6 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.7:*:*:*:*:*:*:* | 17.2.7 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.8:*:*:*:*:*:*:* | 17.2.8 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.9:*:*:*:*:*:*:* | 17.2.9 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.10:*:*:*:*:*:*:* | 17.2.10 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.2.0:*:*:*:*:*:*:* | 18.2.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.0:*:*:*:*:*:*:* | 18.3.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.1:*:*:*:*:*:*:* | 18.3.1 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.4:*:*:*:*:*:*:* Versions 17.2.4 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.5:*:*:*:*:*:*:* Versions 17.2.5 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.6:*:*:*:*:*:*:* Versions 17.2.6 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.7:*:*:*:*:*:*:* Versions 17.2.7 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.8:*:*:*:*:*:*:* Versions 17.2.8 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.9:*:*:*:*:*:*:* Versions 17.2.9 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.10:*:*:*:*:*:*:* Versions 17.2.10 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.2.0:*:*:*:*:*:*:* Versions 18.2.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.0:*:*:*:*:*:*:* Versions 18.3.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.1:*:*:*:*:*:*:* Versions 18.3.1 Vulnerable ·Cisco
Show 32 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.1.1:*:*:*:*:*:*:* | 18.3.1.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.3:*:*:*:*:*:*:* | 18.3.3 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.3.1:*:*:*:*:*:*:* | 18.3.3.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.4:*:*:*:*:*:*:* | 18.3.4 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.5:*:*:*:*:*:*:* | 18.3.5 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.6:*:*:*:*:*:*:* | 18.3.6 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.6.1:*:*:*:*:*:*:* | 18.3.6.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.7:*:*:*:*:*:*:* | 18.3.7 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.8:*:*:*:*:*:*:* | 18.3.8 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.0:*:*:*:*:*:*:* | 18.4.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.0.1:*:*:*:*:*:*:* | 18.4.0.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.1:*:*:*:*:*:*:* | 18.4.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.3:*:*:*:*:*:*:* | 18.4.3 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.4:*:*:*:*:*:*:* | 18.4.4 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.5:*:*:*:*:*:*:* | 18.4.5 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.302:*:*:*:*:*:*:* | 18.4.302 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.303:*:*:*:*:*:*:* | 18.4.303 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.501_es:*:*:*:*:*:*:* | 18.4.501_es | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.0.0:*:*:*:*:*:*:* | 19.0.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.0.1a:*:*:*:*:*:*:* | 19.0.1a | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.1.0:*:*:*:*:*:*:* | 19.1.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.0:*:*:*:*:*:*:* | 19.2.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.1:*:*:*:*:*:*:* | 19.2.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.2:*:*:*:*:*:*:* | 19.2.2 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.3:*:*:*:*:*:*:* | 19.2.3 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.097:*:*:*:*:*:*:* | 19.2.097 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.098:*:*:*:*:*:*:* | 19.2.098 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.099:*:*:*:*:*:*:* | 19.2.099 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.3.0:*:*:*:*:*:*:* | 19.3.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.1:*:*:*:*:*:*:* | 20.1.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.1.1:*:*:*:*:*:*:* | 20.1.1.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.12:*:*:*:*:*:*:* | 20.1.12 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.1.1:*:*:*:*:*:*:* Versions 18.3.1.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.3:*:*:*:*:*:*:* Versions 18.3.3 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.3.1:*:*:*:*:*:*:* Versions 18.3.3.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.4:*:*:*:*:*:*:* Versions 18.3.4 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.5:*:*:*:*:*:*:* Versions 18.3.5 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.6:*:*:*:*:*:*:* Versions 18.3.6 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.6.1:*:*:*:*:*:*:* Versions 18.3.6.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.7:*:*:*:*:*:*:* Versions 18.3.7 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.8:*:*:*:*:*:*:* Versions 18.3.8 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.0:*:*:*:*:*:*:* Versions 18.4.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.0.1:*:*:*:*:*:*:* Versions 18.4.0.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.1:*:*:*:*:*:*:* Versions 18.4.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.3:*:*:*:*:*:*:* Versions 18.4.3 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.4:*:*:*:*:*:*:* Versions 18.4.4 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.5:*:*:*:*:*:*:* Versions 18.4.5 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.302:*:*:*:*:*:*:* Versions 18.4.302 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.303:*:*:*:*:*:*:* Versions 18.4.303 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.501_es:*:*:*:*:*:*:* Versions 18.4.501_es Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.0.0:*:*:*:*:*:*:* Versions 19.0.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.0.1a:*:*:*:*:*:*:* Versions 19.0.1a Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.1.0:*:*:*:*:*:*:* Versions 19.1.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.0:*:*:*:*:*:*:* Versions 19.2.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.1:*:*:*:*:*:*:* Versions 19.2.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.2:*:*:*:*:*:*:* Versions 19.2.2 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.3:*:*:*:*:*:*:* Versions 19.2.3 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.097:*:*:*:*:*:*:* Versions 19.2.097 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.098:*:*:*:*:*:*:* Versions 19.2.098 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.099:*:*:*:*:*:*:* Versions 19.2.099 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.3.0:*:*:*:*:*:*:* Versions 19.3.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.1:*:*:*:*:*:*:* Versions 20.1.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.1.1:*:*:*:*:*:*:* Versions 20.1.1.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.12:*:*:*:*:*:*:* Versions 20.1.12 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-26071
- 2026-10-03 Alias added: GHSA-ww45-hmjq-p5q2
References
Advisory 1
More Cisco Catalyst Sd-wan Manager vulnerabilities
- 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
Sources
- CVE-2020-26071 · CVE Program
- CVE-2020-26071 · NVD
- FIRST EPSS
- GHSA-ww45-hmjq-p5q2 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences