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CVE-2020-8286

Good to know:

Date: December 14, 2020

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.

Language: C

Severity Score

7.5

Related Resources (28)

Url: https://access.redhat.com/security/cve/CVE-2020-8286

Url: https://www.oracle.com/security-alerts/cpuApr2021.html

Url: https://support.apple.com/kb/HT212325

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-8286

Url: https://www.debian.org/security/2021/dsa-4881

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

Url: https://github.com/curl/curl/commit/d9d01672785b

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NZUVSQHN2ESHMJXNQ2Z7T2EELBB5HJXG/

Url: https://security.gentoo.org/glsa/202012-14

Url: https://support.apple.com/kb/HT212327

Url: https://support.apple.com/kb/HT212326

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

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZUVSQHN2ESHMJXNQ2Z7T2EELBB5HJXG/

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-8286

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DAEHE2S2QLO4AO4MEEYL75NB7SAH5PSL/

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

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

Url: https://security.alpinelinux.org/vuln/CVE-2020-8286

Url: http://seclists.org/fulldisclosure/2021/Apr/54

Url: http://seclists.org/fulldisclosure/2021/Apr/50

Url: http://seclists.org/fulldisclosure/2021/Apr/51

Url: https://security-tracker.debian.org/tracker/CVE-2020-8286

Url: https://cert-portal.siemens.com/productcert/pdf/ssa-200951.pdf

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

Url: https://www.oracle.com//security-alerts/cpujul2021.html

Url: https://security.netapp.com/advisory/ntap-20210122-0007/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DAEHE2S2QLO4AO4MEEYL75NB7SAH5PSL/

Url: https://www.mend.io/vulnerability-database/CVE-2020-8286

Severity Score

7.5

Weakness Type (CWE)

Improper Certificate Validation

CWE-295

Top Fix

Upgrade Version

Upgrade to version 7.74.0

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	HIGH
Availability (A):	NONE

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	PARTIAL
Availability (A):	NONE
Additional information:

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