CVE-2020-8286
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data tampering.
- Exploit odds
- 4.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 4.6% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 4.6% · EPSS, next 30 days
- Weakness
- CWE-295 · Improper certificate validation
- Record status
- Modified
Affected
- Haxx Libcurl < 7.74.0
- Fedoraproject Fedora 32
- Fedoraproject Fedora 33
- Debian Linux 9.0
- Debian Linux 10.0
- Netapp Clustered Data Ontap
- Netapp Hci Management Node
- Netapp Solidfire
Attack profile CVSS 3.1 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2020-8286.md and follow it. Check whether this project is affected by CVE-2020-8286. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
- https://curl.se/docs/CVE-2020-8286.html
- https://hackerone.com/reports/1048457
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
- https://curl.se/docs/CVE-2020-8286.html
- https://hackerone.com/reports/1048457
- https://www.oracle.com/security-alerts/cpuapr2022.html
References
- http://seclists.org/fulldisclosure/2021/Apr/50
- http://seclists.org/fulldisclosure/2021/Apr/51
- http://seclists.org/fulldisclosure/2021/Apr/54
- https://cert-portal.siemens.com/productcert/pdf/ssa-200951.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
- https://curl.se/docs/CVE-2020-8286.html
- https://hackerone.com/reports/1048457
- https://lists.debian.org/debian-lts-announce/2020/12/msg00029.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DAEHE2S2QLO4AO4MEEYL75NB7SAH5PSL/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZUVSQHN2ESHMJXNQ2Z7T2EELBB5HJXG/
- https://security.gentoo.org/glsa/202012-14
- https://security.netapp.com/advisory/ntap-20210122-0007/
- https://support.apple.com/kb/HT212325
- https://support.apple.com/kb/HT212326
- https://support.apple.com/kb/HT212327
- https://www.debian.org/security/2021/dsa-4881
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
- http://seclists.org/fulldisclosure/2021/Apr/50
- http://seclists.org/fulldisclosure/2021/Apr/51
- http://seclists.org/fulldisclosure/2021/Apr/54
- https://cert-portal.siemens.com/productcert/pdf/ssa-200951.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
- https://curl.se/docs/CVE-2020-8286.html