What is CVE-2020-26553?

CVE-2020-26553 is a critical-severity vulnerability in Aviatrix Controller, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2020-11-17.

How severe is CVE-2020-26553?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2020-26553 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Arbitrary file upload in Aviatrix Controller

CVE-2020-26553

An issue was discovered in Aviatrix Controller before R6.0.2483. Several APIs contain functions that allow arbitrary files to be uploaded to the web tree.

Vulnerability class: Unrestricted File Upload

EPSS: 0.017 (75.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Aviatrix Controller — versions 5.3.1516
N/a — versions n/a

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-26553?: CVE-2020-26553 is a critical-severity vulnerability in Aviatrix Controller, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2020-11-17.
How severe is CVE-2020-26553?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-26553 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.