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CVE-2017-3730

Published: May 4, 2017

Modified: Sep 16, 2024

PUBLISHED

Description

In OpenSSL 1.1.0 before 1.1.0d, if a malicious server supplies bad parameters for a DHE or ECDHE key exchange then this can result in the client attempting to dereference a NULL pointer leading to a client crash. This could be exploited in a Denial of Service attack.

Vendor	Product	Versions
OpenSSL	OpenSSL	affected `openssl-1.1.0` affected `openssl-1.1.0a` affected `openssl-1.1.0b` affected `openssl-1.1.0c`

References

http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html

x_refsource_CONFIRM

exploit

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vdb-entry

x_refsource_BID

https://github.com/openssl/openssl/commit/efbe126e3ebb9123ac9d058aa2bb044261342aaa

x_refsource_MISC

https://www.openssl.org/news/secadv/20170126.txt

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vdb-entry

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http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html

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vendor-advisory

x_refsource_GENTOO

https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03838en_us

x_refsource_CONFIRM

https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html

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