CVE-2017-3730

Name: CVE-2017-3730
Creator: NVD / NIST
Published: 2017-05-04T19:29:00.32+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 55.29%

Last modified Jun 17, 2026

CVE-2017-3730 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 55.29% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

55.29%

98.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Openssl	Openssl	1.1.0
Openssl	Openssl	1.1.0a
Openssl	Openssl	1.1.0b
Openssl	Openssl	1.1.0c
Oracle	Agile Engineering Data Management	6.1.3
Oracle	Agile Engineering Data Management	6.2.0
Oracle	Communications Application Session Controller	3.7.1
Oracle	Communications Application Session Controller	3.8.0
Oracle	Communications Eagle Lnp Application Processor	10.0
Oracle	Communications Eagle Lnp Application Processor	10.1
Oracle	Communications Eagle Lnp Application Processor	10.2
Oracle	Communications Operations Monitor	3.4
Oracle	Communications Operations Monitor	4.0
Oracle	Jd Edwards Enterpriseone Tools	9.2
Oracle	Jd Edwards World Security	a9.1
Oracle	Jd Edwards World Security	a9.2
Oracle	Jd Edwards World Security	a9.3
Oracle	Jd Edwards World Security	a9.4

References

http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlPatch
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlPatch
http://www.securityfocus.com/bid/95812Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037717Third Party Advisory, VDB Entry
https://github.com/openssl/openssl/commit/efbe126e3ebb9123ac9d058aa2bb044261342aaaPatch, Third Party Advisory
https://security.gentoo.org/glsa/201702-07Third Party Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03838en_usThird Party Advisory
https://www.exploit-db.com/exploits/41192/Exploit, Third Party Advisory, VDB Entry
https://www.openssl.org/news/secadv/20170126.txtPatch, Vendor Advisory
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlPatch
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlPatch
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlPatch
http://www.securityfocus.com/bid/95812Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037717Third Party Advisory, VDB Entry
https://github.com/openssl/openssl/commit/efbe126e3ebb9123ac9d058aa2bb044261342aaaPatch, Third Party Advisory
https://security.gentoo.org/glsa/201702-07Third Party Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03838en_usThird Party Advisory
https://www.exploit-db.com/exploits/41192/Exploit, Third Party Advisory, VDB Entry
https://www.openssl.org/news/secadv/20170126.txtPatch, Vendor Advisory
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlPatch

Timeline

Published: May 4, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-3730?

How severe is CVE-2017-3730?

Severity scoring for CVE-2017-3730 is pending analysis. The EPSS model estimates a 55.29% probability of exploitation in the next 30 days.

How do I fix CVE-2017-3730?

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-2017-3730?

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

Scan your code now

Source: NVD / NIST