CVE-2021-44052

An improper link resolution before file access ('Link Following') vulnerability has been reported to affect QNAP device running QuTScloud, QuTS hero, and QTS. If exploited, this vulnerability allows remote attackers to traverse the file system to unintended locations and read or overwrite the contents of unexpected files. We have already fixed this vulnerability in the following versions of QuTScloud, QuTS hero, and QTS: QuTScloud c5.0.1.1998 and later QuTS hero h4.5.4.1971 build 20220310 and later QuTS hero h5.0.0.1986 build 20220324 and later QTS 4.3.4.1976 build 20220303 and later QTS 4.3.3.1945 build 20220303 and later QTS 4.2.6 build 20220304 and later QTS 4.3.6.1965 build 20220302 and later QTS 5.0.0.1986 build 20220324 and later QTS 4.5.4.1991 build 20220329 and later
References
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:qnap:qts:*:*:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20170517:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20190322:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20190730:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20190921:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20191107:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20200109:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20200421:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20200611:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20200821:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20210327:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20211215:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*
cpe:2.3:o:qnap:qutscloud:*:*:*:*:*:*:*:*

History

14 Nov 2023, 19:26

Type Values Removed Values Added
CPE cpe:2.3:a:qnap:qts:4.2.6:build_20200821:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20211215:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20190730:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20200109:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20190921:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20191107:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20190322:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20200611:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20170517:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20210327:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20200421:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20170517:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20191107:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20190921:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20190730:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20190322:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20200109:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20200421:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20200611:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20200821:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20211215:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.2.6:build_20210327:*:*:*:*:*:*

13 May 2022, 20:18

Type Values Removed Values Added
CPE cpe:2.3:a:qnap:qts:4.2.6:build_20200109:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20200611:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20211215:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20190730:*:*:*:*:*:*
cpe:2.3:o:qnap:qutscloud:*:*:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20190921:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20190322:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20200421:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20200821:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:*:*:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20210327:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20191107:*:*:*:*:*:*
cpe:2.3:a:qnap:qts:4.2.6:build_20170517:*:*:*:*:*:*
First Time Qnap
Qnap qts
Qnap quts Hero
Qnap qutscloud
CVSS v2 : unknown
v3 : unknown
v2 : 5.5
v3 : 8.1
CWE CWE-59
References (MISC) https://www.qnap.com/en/security-advisory/qsa-22-16 - (MISC) https://www.qnap.com/en/security-advisory/qsa-22-16 - Vendor Advisory

05 May 2022, 17:15

Type Values Removed Values Added
New CVE

Information

Published : 2022-05-05 17:15

Updated : 2023-12-10 14:22


NVD link : CVE-2021-44052

Mitre link : CVE-2021-44052

CVE.ORG link : CVE-2021-44052


JSON object : View

Products Affected

qnap

  • qutscloud
  • qts
  • quts_hero
CWE
CWE-59

Improper Link Resolution Before File Access ('Link Following')