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CVE-2017-1000385

UnknownEPSS 22.10%

Last modified

CVE-2017-1000385 is a vulnerability of currently unknown severity. 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).. EPSS estimates a 22.10% chance of exploitation in the next 30 days.

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).

Metrics

EPSS Probability
22.10%

97.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ErlangErlang\/Otp18.3.4.7
ErlangErlang\/Otp19.3.6.4
ErlangErlang\/Otp20.1.7
DebianDebian Linux8.0
DebianDebian Linux9.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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. This allows an attacker to decrypt content or sign messages with the server's private key (this is a variation of the Bleichenbacher attack).
How severe is CVE-2017-1000385?
Severity scoring for CVE-2017-1000385 is pending analysis. The EPSS model estimates a 22.10% probability of exploitation in the next 30 days.
How do I fix CVE-2017-1000385?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-1000385?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST