CVE-2020-8286

high-risk

Published 2020-12-14

curl 7.41.0 through 7.73.0 is vulnerable to an improper check for certificate revocation due to insufficient verification of the OCSP response.

Do I need to act?

0.29% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.5/10 High

NETWORK / LOW complexity

Affected Products (20)

Libcurl

Fedora

Debian Linux

Clustered Data Ontap

Hci Management Node

Solidfire

Hci Bootstrap Os

Hci Storage Node Firmware

Mac Os X

Affected Vendors

Debian Apple Oracle Siemens Haxx Fedoraproject Netapp Splunk

References (38)

Mailing List http://seclists.org/fulldisclosure/2021/Apr/50

Mailing List http://seclists.org/fulldisclosure/2021/Apr/51

Mailing List http://seclists.org/fulldisclosure/2021/Apr/54

Third Party Advisory https://cert-portal.siemens.com/productcert/pdf/ssa-200951.pdf

Patch https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf

Vendor Advisory https://curl.se/docs/CVE-2020-8286.html

Exploit https://hackerone.com/reports/1048457

Mailing List https://lists.debian.org/debian-lts-announce/2020/12/msg00029.html

Mailing List https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...

Third Party Advisory https://security.gentoo.org/glsa/202012-14

Third Party Advisory https://security.netapp.com/advisory/ntap-20210122-0007/

Third Party Advisory https://support.apple.com/kb/HT212325

Third Party Advisory https://support.apple.com/kb/HT212326

Third Party Advisory https://support.apple.com/kb/HT212327

Third Party Advisory https://www.debian.org/security/2021/dsa-4881

Third Party Advisory https://www.oracle.com//security-alerts/cpujul2021.html

Third Party Advisory https://www.oracle.com/security-alerts/cpuApr2021.html

Patch https://www.oracle.com/security-alerts/cpuapr2022.html

Mailing List http://seclists.org/fulldisclosure/2021/Apr/50

and 18 more references

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high-risk

Severity 26/34 · High

Exploitability 1/34 · Minimal

Exposure 23/34 · High