High severity · published Jan 15, 2021
CVE-2020-35733
An issue was discovered in Erlang/OTP before 23.2.2
7.5
CVSS
1.2%
EPSS
No
On KEV
Description
An issue was discovered in Erlang/OTP before 23.2.2. The ssl application 10.2 accepts and trusts an invalid X.509 certificate chain to a trusted root Certification Authority.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ER
Erlang/otp · Erlang
before 23.2.2 · source: NVD
FE
Fedora · Fedoraproject
33 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-35733
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-35733
Mailing List
https://erlang.org/pipermail/erlang-questions/2021-January/100357.html
Third Party Advisory
https://github.com/erlang/otp/releases
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E4CXZWUOZELT7A5ZN6DJRQHX7L35V4PW/
Product
https://www.erlang.org/downloads
Release Notes
https://www.erlang.org/news
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