title: Cleartext Storage of Sensitive Information in Cookies
description: A vulnerability has been reported to affect QNAP NAS. If exploited, this vulnerability allows an attacker to access sensitive information stored in cleartext inside cookies via certain widely-available tools. QNAP have already fixed this vulnerability in the following versions: QTS 4.5.1.1456 build 20201015 (and later) QuTS hero h4.5.1.1472 build 20201031 (and later) QuTScloud c4.5.2.1379 build 20200730 (and later)
problem types: CWE-315 Cleartext Storage of Sensitive Information in a Cookie
affected:
{
platforms: build 20201031
product: QTS
vendor: QNAP Systems Inc.
versions:
lessThan: 4.5.1.1456, status: affected, version: unspecified, versionType: custom
}
{
platforms: build 20201031
product: QuTS hero
vendor: QNAP Systems Inc.
versions:
lessThan: h4.5.1.1472, status: affected, version: unspecified, versionType: custom
}
{
platforms: build 20200730
product: QuTScloud
vendor: QNAP Systems Inc.
versions:
lessThan: c4.5.2.1379, status: affected, version: unspecified, versionType: custom
}
solutions: QNAP have already fixed this vulnerability in the following versions:
QTS 4.5.1.1456 build 20201015 (and later)
QuTS hero h4.5.1.1472 build 20201031 (and later)
QuTScloud c4.5.2.1379 build 20200730 (and later)