Base Score

HIGH7.5

CVE-2020-8231

Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data.

VectorNETWORK

Published Bysupport@hackerone.com

Published DateDec 14, 2020, 20:15

Weakness Type (CWE):CWE-416

CVSS Metrics

Base Score

7.5

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Base Severity

HIGH

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

HIGH

Integrity (I)

NONE

Availability (A)

NONE

References

https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
https://curl.haxx.se/docs/CVE-2020-8231.html
https://hackerone.com/reports/948876
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://security.gentoo.org/glsa/202012-14
https://www.debian.org/security/2021/dsa-4881
https://www.oracle.com/security-alerts/cpuapr2022.html

Base Score

HIGH7.5

Weakness Type (CWE):CWE-416

CVSS Metrics

Base Score

7.5

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Base Severity

HIGH

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

HIGH

Integrity (I)

NONE

Availability (A)

NONE