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Vulnerability record · CVE-2016-2207 · published 30 June 2016

CVE-2016-2207: Symantec mail security for microsoft exchange improper input validation vulnerability

Symantec · Mail Security For Microsoft Exchange

The AntiVirus Decomposer engine in Symantec Advanced Threat Protection (ATP); Symantec Data Center Security:Server (SDCS:S) 6.x through 6.6 MP1; Symantec Web Gateway; Symantec Endpoint Protection (SEP) before 12.1 RU6 MP5; Symantec Endpoint Protection (SEP) for Mac; Symantec Endpoint Protection (SEP) for Linux before 12.1 RU6 MP5; Symantec Protection Engine (SPE) before 7.0.5 HF01, 7.5.x before 7.5.3 HF03, 7.5.4 before HF01, and 7.8.0 before HF01; Symantec Protection for SharePoint Servers (SPSS) 6.0.3 through 6.0.5 before 6.0.5 HF 1.5 and 6.0.6 before HF 1.6; Symantec Mail Security for Microsoft Exchange (SMSMSE) before 7.0_3966002 HF1.1 and 7.5.x before 7.5_3966008 VHF1.2; Symantec Mail Security for Domino (SMSDOM) before 8.0.9 HF1.1 and 8.1.x before 8.1.3 HF1.2; CSAPI before 10.0.4 HF01; Symantec Message Gateway (SMG) before 10.6.1-4; Symantec Message Gateway for Service Providers (SMG-SP) 10.5 before patch 254 and 10.6 before patch 253; Norton AntiVirus, Norton Security, Norton Internet Security, and Norton 360 before NGC 22.7; Norton Security for Mac before 13.0.2; Norton Power Eraser (NPE) before 5.1; and Norton Bootable Removal Tool (NBRT) before 2016.1 allows remote attackers to execute arbitrary code or cause a denial of service (memory access violation) via a crafted RAR file that is mishandled during decompression.

8.4 CVSS 3.0 High EPSS 18% · top 2.9% CWE-20 · Improper input validation
8.4CVSS 3.0 base score, v2 10.0
18%EPSS exploitation probability, 30 days
NoNot in CISA KEV
18Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

The AntiVirus Decomposer engine in Symantec Advanced Threat Protection (ATP); Symantec Data Center Security:Server (SDCS:S) 6.x through 6.6 MP1; Symantec Web Gateway; Symantec Endpoint Protection (SEP) before 12.1 RU6 MP5; Symantec Endpoint Protection (SEP) for Mac; Symantec Endpoint Protection (SEP) for Linux before 12.1 RU6 MP5; Symantec Protection Engine (SPE) before 7.0.5 HF01, 7.5.x before 7.5.3 HF03, 7.5.4 before HF01, and 7.8.0 before HF01; Symantec Protection for SharePoint Servers (SPSS) 6.0.3 through 6.0.5 before 6.0.5 HF 1.5 and 6.0.6 before HF 1.6; Symantec Mail Security for Microsoft Exchange (SMSMSE) before 7.0_3966002 HF1.1 and 7.5.x before 7.5_3966008 VHF1.2; Symantec Mail Security for Domino (SMSDOM) before 8.0.9 HF1.1 and 8.1.x before 8.1.3 HF1.2; CSAPI before 10.0.4 HF01; Symantec Message Gateway (SMG) before 10.6.1-4; Symantec Message Gateway for Service Providers (SMG-SP) 10.5 before patch 254 and 10.6 before patch 253; Norton AntiVirus, Norton Security, Norton Internet Security, and Norton 360 before NGC 22.7; Norton Security for Mac before 13.0.2; Norton Power Eraser (NPE) before 5.1; and Norton Bootable Removal Tool (NBRT) before 2016.1 allows remote attackers to execute arbitrary code or cause a denial of service (memory access violation) via a crafted RAR file that is mishandled during decompression.

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

Affected products

18 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/91434 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1036198 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1036199 Third Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/40031/ Third Party AdvisoryVDB Entry
https://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year= Vendor Advisory
http://www.securityfocus.com/bid/91434 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1036198 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1036199 Third Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/40031/ Third Party AdvisoryVDB Entry
https://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year= Vendor Advisory

Track CVE-2016-2207 inside VULONE

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2010-0108Symantec antivirus memory buffer overflow vulnerabilityBuffer overflow in the cliproxy.objects.1 ActiveX control in the Symantec Client Proxy (CLIproxy.dll) in Symantec AntiVirus 10.0.x, 10.1.x before MR9…EPSS 19%10.0CVE-2009-1429Symantec AMS2 Intel LANDesk CBA Remote Command ExecutionThe Intel LANDesk Common Base Agent (CBA) in Symantec Alert Management System 2 (AMS2) passes crafted packet contents directly to the CreateProcessA …EPSS 88%analysed9.8CVE-2016-3645Symantec norton security vulnerabilityInteger overflow in the TNEF unpacker in the AntiVirus Decomposer engine in Symantec Advanced Threat Protection (ATP); Symantec Data Center Security:…EPSS 25%9.3CVE-2012-4953Symantec antivirus memory buffer overflow vulnerabilityThe decomposer engine in Symantec Endpoint Protection (SEP) 11.0, Symantec Endpoint Protection Small Business Edition 12.0, Symantec AntiVirus Corpor…EPSS 6.0%9.3CVE-2012-0295Symantec endpoint protection code injection vulnerabilityThe Manager service in the management console in Symantec Endpoint Protection (SEP) 12.1 before 12.1 RU1-MP1 allows remote attackers to conduct file-…EPSS 4.0%9.3CVE-2009-1430Symantec Alert Management System IAO.EXE stack buffer overflowIAO.EXE in the Symantec Alert Originator Service (Alert Management System 2, shipped with System Center, AntiVirus, Client Security and Endpoint Prot…EPSS 55%analysed9.3CVE-2009-1431Symantec antivirus vulnerabilityXFR.EXE in the Intel File Transfer service in the console in Symantec Alert Management System 2 (AMS2), as used in Symantec System Center (SSS); Syma…EPSS 8.0%8.8CVE-2018-5237Symantec endpoint protection vulnerabilitySymantec Endpoint Protection prior to 14 RU1 MP1 or 12.1 RU6 MP10 could be susceptible to a privilege escalation vulnerability, which is a type of is…EPSS 1.9%

Source: NIST National Vulnerability Database (record CVE-2016-2207), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.