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Mozilla NSS: four vulnerabilities
Synthesis of the vulnerability
An attacker can use several vulnerabilities of Mozilla NSS.
Impacted products: NSS.
Severity of this bulletin: 3/4.
Consequences of an intrusion: user access/rights, denial of service on service, denial of service on client.
Hacker's origin: document.
Number of vulnerabilities in this bulletin: 4.
Creation date: 11/08/2017.
Références of this threat: CVE-2017-11695, CVE-2017-11696, CVE-2017-11697, CVE-2017-11698, VIGILANCE-VUL-23517.
Description of the vulnerability
Several vulnerabilities were announced in Mozilla NSS.
An attacker can generate a buffer overflow via alloc_segs(), in order to trigger a denial of service, and possibly to run code. [severity:3/4; CVE-2017-11695]
An attacker can generate a buffer overflow via __hash_open(), in order to trigger a denial of service, and possibly to run code. [severity:3/4; CVE-2017-11696]
An attacker can trigger a fatal error via __hash_open(), in order to trigger a denial of service. [severity:2/4; CVE-2017-11697]
An attacker can generate a buffer overflow via __get_page(), in order to trigger a denial of service, and possibly to run code. [severity:3/4; CVE-2017-11698]
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