Vulnerability Description
Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Haxx | Libcurl | >= 7.29.0, <= 7.71.1 |
| Siemens | Sinec Infrastructure Network Services | < 1.0.1.1 |
| Debian | Debian Linux | 10.0 |
| Oracle | Communications Cloud Native Core Policy | 1.14.0 |
| Splunk | Universal Forwarder | >= 8.2.0, < 8.2.12 |
Related Weaknesses (CWE)
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdfPatchThird Party Advisory
- https://curl.haxx.se/docs/CVE-2020-8231.htmlPatchThird Party Advisory
- https://hackerone.com/reports/948876ExploitIssue TrackingPatch
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e3Mailing ListThird Party Advisory
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8Mailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202012-14Third Party Advisory
- https://www.debian.org/security/2021/dsa-4881Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatchThird Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdfPatchThird Party Advisory
- https://curl.haxx.se/docs/CVE-2020-8231.htmlPatchThird Party Advisory
- https://hackerone.com/reports/948876ExploitIssue TrackingPatch
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e3Mailing ListThird Party Advisory
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8Mailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202012-14Third Party Advisory
- https://www.debian.org/security/2021/dsa-4881Third Party Advisory
FAQ
What is CVE-2020-8231?
CVE-2020-8231 is a vulnerability with a CVSS score of 7.5 (HIGH). Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data.
How severe is CVE-2020-8231?
CVE-2020-8231 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-8231?
Check the references section above for vendor advisories and patch information. Affected products include: Haxx Libcurl, Siemens Sinec Infrastructure Network Services, Debian Debian Linux, Oracle Communications Cloud Native Core Policy, Splunk Universal Forwarder.