Medium severity · published Dec 12, 2017
CVE-2017-1000385
The Erlang otp TLS server answers with different TLS alerts to different error types in the RSA PKCS #1 1.5 padding
5.9
CVSS
22.1%
EPSS
No
On KEV
Description
The Erlang otp TLS server answers with different TLS alerts to different error types in the RSA PKCS #1 1.5 padding. This allows an attacker to decrypt content or sign messages with the server's private key (this is a variation of the Bleichenbacher attack).
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)22.1% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
ER
Erlang/otp · Erlang
18.3.4.7; 19.3.6.4; 20.1.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-1000385
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-1000385
Issue Tracking
http://erlang.org/pipermail/erlang-questions/2017-November/094255.html
Issue Tracking
http://erlang.org/pipermail/erlang-questions/2017-November/094256.html
Issue Tracking
http://erlang.org/pipermail/erlang-questions/2017-November/094257.html
Third Party Advisory
http://www.securityfocus.com/bid/102197
access.redhat.com
https://access.redhat.com/errata/RHSA-2018:0242
access.redhat.com
https://access.redhat.com/errata/RHSA-2018:0303
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