CVE-2021-44052

Summary

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

Affected Software

VendorProductVersion RangeStatus
QNAP Systems Inc.QuTScloudunspecified < c5.0.1.1998affected
QNAP Systems Inc.QuTS herounspecified < h4.5.4.1971 build 20220310affected
QNAP Systems Inc.QuTS herounspecified < h5.0.0.1986 build 20220324affected
QNAP Systems Inc.QTSunspecified < 4.3.4.1976 build 20220303affected
QNAP Systems Inc.QTSunspecified < 4.3.3.1945 build 20220303affected
QNAP Systems Inc.QTSunspecified < 4.2.6 build 20220304affected
QNAP Systems Inc.QTSunspecified < 4.3.6.1965 build 20220302affected
QNAP Systems Inc.QTSunspecified < 5.0.0.1986 build 20220324affected
QNAP Systems Inc.QTSunspecified < 4.5.4.1991 build 20220329affected

Weaknesses

  • CWE-59: CWE-59

ADP Enrichment

CVE Program Container

Additional References

References