CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.6 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, was found in QNAP QTS up to 4.2.6/4.3.3/4.3.4 (Network Attached Storage Software). This affects an unknown function. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:
Cross-site scripting (XSS) vulnerability in QNAP QTS 4.2.6 build 20180711 and earlier versions, 4.3.3 build 20180725 and earlier versions, and 4.3.4 build 20180710 and earlier versions could allow remote attackers to inject javascript code.
The bug was discovered 09/20/2018. The weakness was published 11/27/2018 (Website). It is possible to read the advisory at qnap.com. This vulnerability is uniquely identified as CVE-2018-0719 since 11/28/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.
The vulnerability was handled as a non-public zero-day exploit for at least 68 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13356 (QNAP QTS Multiple Vulnerabilties (NAS-201809-20)).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Similar entry is available at VDB-127156.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.6VulDB Meta Temp Score: 5.6
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.1
NVD Vector: 🔍
CNA Base Score: 5.5
CNA Vector (QNAP Systems, Inc.): 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Cross site scriptingCWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
11/28/2017 🔍09/20/2018 🔍
11/27/2018 🔍
11/27/2018 🔍
11/28/2018 🔍
06/11/2023 🔍
Sources
Vendor: qnap.comAdvisory: qnap.com
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2018-0719 (🔍)
See also: 🔍
Entry
Created: 11/28/2018 07:42 AMUpdated: 06/11/2023 02:39 PM
Changes: 11/28/2018 07:42 AM (62), 04/15/2020 09:32 AM (2), 06/11/2023 02:39 PM (14)
Complete: 🔍
Cache ID: 18:620:40
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