CVE-2017-7243 — HIGH (7.5) — White Hats Nepal

Vulnerability Description

Eclipse tinydtls 0.8.2 for Eclipse IoT allows remote attackers to cause a denial of service (DTLS peer crash) by sending a "Change cipher spec" packet without pre-handshake.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Eclipse	Tinydtls	0.8.2

Related Weaknesses (CWE)

CWE-476

References

http://www.securityfocus.com/bid/97193
https://gist.github.com/k1rh4/25dcb124aef2a8a2a5f4677d64d1998bThird Party Advisory
https://github.com/k1rh4/CVE/blob/master/tinydtlsThird Party Advisory
http://www.securityfocus.com/bid/97193
https://gist.github.com/k1rh4/25dcb124aef2a8a2a5f4677d64d1998bThird Party Advisory
https://github.com/k1rh4/CVE/blob/master/tinydtlsThird Party Advisory

FAQ

What is CVE-2017-7243?

CVE-2017-7243 is a vulnerability with a CVSS score of 7.5 (HIGH). Eclipse tinydtls 0.8.2 for Eclipse IoT allows remote attackers to cause a denial of service (DTLS peer crash) by sending a "Change cipher spec" packet without pre-handshake.

How severe is CVE-2017-7243?

CVE-2017-7243 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-7243?

Check the references section above for vendor advisories and patch information. Affected products include: Eclipse Tinydtls.