4.9
Medium
CVE-2021-1461 A vulnerability in the Image Signature Verification feature of Cisco SD-WAN Software could allow an…
Description
A vulnerability in the Image Signature Verification feature of Cisco SD-WAN Software could allow an authenticated, remote attacker with Administrator-level credentials to install a malicious software patch on an affected device. The vulnerability is due to improper verification of digital signatures for patch images. An attacker could exploit this vulnerability by crafting an unsigned software patch to bypass signature checks and loading it on an affected device. A successful exploit could allow the attacker to boot a malicious software patch image.Cisco has released software updates that address the vulnerability described in this advisory. There are no workarounds that address this vulnerability.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Cisco Catalyst SD-WAN Manager | 19.3.0 | No fix stated |
| Cisco Catalyst SD-WAN Manager 19.2 | 19.2.0 → 19.2.929 | No fix stated |
| Cisco Catalyst SD-WAN Manager | 19.1.0 | No fix stated |
| Cisco Catalyst SD-WAN Manager 19.0 | 19.0.0 → 19.0.1a | No fix stated |
| Cisco Catalyst SD-WAN Manager 18.4 | 18.4.0 → 18.4.303 | No fix stated |
| Cisco Catalyst SD-WAN Manager 18.3 | 18.3.0 → 18.3.8 | No fix stated |
| Cisco Catalyst SD-WAN Manager | 18.2.0 | No fix stated |
| Cisco Catalyst SD-WAN Manager 17.2 | 17.2.4 → 17.2.10 | No fix stated |
| Cisco SD-WAN vEdge Router | 19.3.0 | No fix stated |
Show the 7 other branches Hide the 7 other branches
| Product | Affected versions | Fixed in |
|---|---|---|
| Cisco SD-WAN vEdge Router 19.2 | 19.2.0 → 19.2.929 | No fix stated |
| Cisco SD-WAN vEdge Router 19.1 | 19.1.0 → 19.1.01 | No fix stated |
| Cisco SD-WAN vEdge Router 19.0 | 19.0.0 → 19.0.1a | No fix stated |
| Cisco SD-WAN vEdge Router 18.4 | 18.4.0 → 18.4.303 | No fix stated |
| Cisco SD-WAN vEdge Router 18.3 | 18.3.0 → 18.3.8 | No fix stated |
| Cisco SD-WAN vEdge Router | 18.2.0 | No fix stated |
| Cisco SD-WAN vEdge Router 17.2 | 17.2.4 → 17.2.10 | No fix stated |
References
- cisco-sa-sdwan-sigverbypass-gPYXd6Mk sec.cloudapps.cisco.com
- sec.cloudapps.cisco.com sec.cloudapps.cisco.com
Timeline
- Published
- Last modified
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