CVE-2018-19944
Cleartext Transmission of Sensitive Information in SNMP
A cleartext transmission of sensitive information vulnerability has been reported to affect certain QTS devices. If exploited, this vulnerability allows a remote attacker to gain access to sensitive information. QNAP have already fixed this vulnerability in the following versions: QTS 4.4.3.1354 build 20200702 (and later)
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
A cleartext transmission of sensitive information vulnerability has been reported to affect certain QTS devices. If exploited, this vulnerability allows a remote attacker to gain access to sensitive information. QNAP have already fixed this vulnerability in the following versions: QTS 4.4.3.1354 build 20200702 (and later)
- Record
CVE-2018-19944- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-311, CWE-319
- Updated
- 2026-11-02
CVE List No score
Cleartext Transmission of Sensitive Information in SNMP
A cleartext transmission of sensitive information vulnerability has been reported to affect certain QTS devices. If exploited, this vulnerability allows a remote attacker to gain access to sensitive information. QNAP have already fixed this vulnerability in the following versions: QTS 4.4.3.1354 build 20200702 (and later)
- Record
CVE-2018-19944- Weakness
- CWE-311, CWE-319
- Updated
- 2026-11-02
EUVDEUVD-2018-11615 No score
A cleartext transmission of sensitive information vulnerability has been reported to affect certain QTS devices. If exploited, this vulnerability allows a remote attacker to gain access to sensitive information. QNAP have already fixed this vulnerability in the following versions: QTS 4.4.3.1354 build 20200702 (and later)
- Record
EUVD-2018-11615- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jrh8-929c-jgcv No score
A cleartext transmission of sensitive information vulnerability has been reported to affect...
A cleartext transmission of sensitive information vulnerability has been reported to affect certain QTS devices. If exploited, this vulnerability allows a remote attacker to gain access to sensitive information. QNAP have already fixed this vulnerability in the following versions: QTS 4.4.3.1354 build 20200702 (and later)
- Record
GHSA-jrh8-929c-jgcv- Weakness
- CWE-319
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-19944 is a high vulnerability (CVSS 7.5) in Qnap Qts, published December 31, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.83%, the 57th percentile. No source names a fixed version.