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CVE-2020-13413

21
FAUCET Score

CVE-2020-13413 is a medium-severity vulnerability affecting Aviatrix Controller versions prior to 5.4.1204, allowing for user enumeration. An unauthenticated attacker can exploit an observable response discrepancy in the API to brute-force valid usernames. While the vulnerability has a CVSS score of 5.3, indicating low impact on confidentiality and no impact on integrity or availability, there is currently no evidence of active exploitation, public exploit code, or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.4.1204CPE matchmatch criteria
cpe:2.3:a:aviatrix:controller:*:*:*:*:*:*:*:*
2.8.2CPE matchmatch criteria
cpe:2.3:a:aviatrix:vpn_client:2.8.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.37%
Probability of exploitation in next 30 days
EPSS Percentile
69.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0137 is in the 50th percentile among its peer group of 23,705 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.aviatrix.com / HowTos/security_bulletin_article.html
Vendor Advisory
criticalstart.com / multiple-vulnerabilities-discovered-in-aviatrix
ExploitThird Party Advisory