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computer vulnerability announce CVE-2016-2207 CVE-2016-2209 CVE-2016-2210

Symantec: seven vulnerabilities of the "Decomposer" module

Synthesis of the vulnerability

An attacker can use several vulnerabilities of Symantec products.
Impacted systems: Norton Antivirus, Norton Internet Security, Norton Security, SEP, Symantec Mail Security, Symantec Web Gateway, SWS.
Severity of this alert: 4/4.
Consequences of an intrusion: administrator access/rights, privileged access/rights, denial of service on service.
Pirate's origin: document.
Number of vulnerabilities in this bulletin: 7.
Creation date: 29/06/2016.
Revision date: 29/06/2016.
Références of this alert: 810, 814, 816, 818, 819, 821, 823, CERTFR-2016-AVI-222, CVE-2016-2207, CVE-2016-2209, CVE-2016-2210, CVE-2016-2211, CVE-2016-3644, CVE-2016-3645, CVE-2016-3646, VIGILANCE-VUL-19997.

Description of the vulnerability

Several vulnerabilities were announced in Symantec Endpoint Protection.

An attacker can generate a buffer overflow via a substream of MS-Office file, in order to trigger a denial of service, and possibly to run code. [severity:4/4; 823, CVE-2016-2209]

An attacker can force a read at an invalid address via ALPkOldFormatDecompressor::UnShrink, in order to trigger a denial of service, or to obtain sensitive information. [severity:2/4; 821, CVE-2016-3646]

An attacker can generate an integer overflow via Attachment::setDataFromAttachment, in order to trigger a denial of service, and possibly to run code. [severity:2/4; 819, CVE-2016-3645]

An attacker can generate a buffer overflow via CMIMEParser::UpdateHeader, in order to trigger a denial of service, and possibly to run code. [severity:3/4; 818, CVE-2016-3644]

An attacker can generate a memory corruption via a MSPACK archive, in order to trigger a denial of service, and possibly to run code. [severity:3/4; 816, CVE-2016-2211]

An attacker can generate a buffer overflow via CSymLHA::get_header, in order to trigger a denial of service, and possibly to run code. [severity:4/4; 814, CVE-2016-2210]

An attacker can generate a memory corruption via a RAR archive, in order to trigger a denial of service, and possibly to run code. [severity:3/4; 810, CVE-2016-2207]
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