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Fixed in 2020.1

Fixed in 2018.4, 2019.3

Votes

1

Found in

2018.4

2018.4.10f1

2018.4.16f1

2019.2

2019.2.7f2

2019.3

2019.3.0b4

2020.1

2020.1.0a4

Issue ID

1215665

Regression

Yes

UnityWebRequest fails to verify certificate when "Let's Encrypt Authority X1" certificate is present in system trust store

Windows

-

Reproduction steps:
1. Open Certificate Manager (In Windows, search for "Manage user certificates" in the Start menu)
2. If present, delete Let's Encrypt Authority X3 certificate under "Current User\Intermediate Certification Authorities\Certificates"
3. If not present, install the Let's Encrypt Authority X1 certificate attached below
4. Open the attached project (case_1215665.zip)
5. Enter Play Mode

Expected result: WebRequest is successful and data is fetched
Actual result: The error "Curl error 51: Cert verify failed: UNITYTLS_X509VERIFY_FLAG_NOT_TRUSTED" is thrown and no data is fetched

Reproduced in: 2018.4.10f1, 2018.4.16f1, 2019.2.7f2, 2019.2.19f1, 2019.3.0b4, 2019.3.0f6, 2020.1.0a4
Not reproducible in: 2017.4.36f1, 2018.4.9f1, 2019.2.7f1, 2019.3.0b3, 2020.1.0a3, 2020.1.0a11, 2020.1.0a21

Regressed in: 2018.4.10f1, 2019.2.7f1, 2019.3.0b3, 2020.1.0a4, most likely caused by Case 1076758

  1. Response avatar

    Resolution Note (fix version 2020.1):

    Fixed in 2020.1.0a11

  2. Response avatar

    Resolution Note (fix version 2019.3):

    Fixed in 2019.3.3f1

  3. Response avatar

    Resolution Note (fix version 2018.4):

    Fixed in 2018.4.18f1

Comments (2)

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