CVE-2016-9574 : nss before version 3.30 is vulnerable to a remote denial of service during the s

nss before version 3.30 is vulnerable to a remote denial of service during the session handshake when using SessionTicket extension and ECDHE-ECDSA.

Published 2018-07-19 13:29:00

Updated 2019-10-09 23:20:35

Source Red Hat, Inc.

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2016-9574

Mozilla » Network Security Services
Versions before (<) 3.30
cpe:2.3:a:mozilla:network_security_services:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.14%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 50 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:N/A:P	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:N/A:P	8.6	2.9	Red Hat, Inc.
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
5.9	MEDIUM	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H	2.2	3.6	NIST
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
5.9	MEDIUM	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H	2.2	3.6	Red Hat, Inc.
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-325 Missing Cryptographic Step

The product does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than advertised by the algorithm.

Assigned by: secalert@redhat.com (Secondary)
CWE-384 Session Fixation

Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.

Assigned by: nvd@nist.gov (Primary)

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9574

1404568 – (CVE-2016-9574) CVE-2016-9574 nss: Remote DoS during session handshake when using SessionTicket extention and ECDHE-ECDSA
Exploit;Issue Tracking;Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1320695

1320695 - Enable use of session ticket keys if server has no RSA key pair
Exploit;Issue Tracking;Patch;Third Party Advisory

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