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CVE-2019-11688

25
FAUCET Score

CVE-2019-11688 describes a critical missing SSL certificate validation vulnerability in the ASUSTOR exFAT Driver up to version 1.0.0.r20. This flaw allows exfat.cgi and exfatctl to accept any certificate for asustornasapi.asustor.com, potentially enabling attackers to intercept or manipulate communications. Rated 7.4 HIGH, this network-exploitable vulnerability has high impact on confidentiality and integrity with high attack complexity, but does not affect availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.0.0CPE matchmatch criteria
cpe:2.3:a:asustor:exfat_driver:1.0.0:r14:*:*:*:*:*:*
1.0.0CPE matchmatch criteria
cpe:2.3:a:asustor:exfat_driver:1.0.0:r15:*:*:*:*:*:*
1.0.0CPE matchmatch criteria
cpe:2.3:a:asustor:exfat_driver:1.0.0:r20:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.4HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.10%
Probability of exploitation in next 30 days
EPSS Percentile
62.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0110 is in the 25th percentile among its peer group of 8,920 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / mikedamm/CVEs/blob/master/CVE-2019-11688.md
ExploitThird Party Advisory
asustor.com / app_central/app_detail
Vendor Advisory