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01 Record

CVE-2016-3645

Integer overflow in the TNEF unpacker in 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

UnratedPUBLISHEDCNA: symantec
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Integer overflow in the TNEF unpacker in 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

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
24.61% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 97.7% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2016-06-30 23:00Z10 YR AGO
Last updated
2024-08-06 00:03Z2 YR AGO
Reserved
2016-03-23
Assigning CNA
symantec
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
Data version
5.1
Document digest
8a9df657245c733e29bbc47719ad06470861e622db2313d75e750dea87000a5c

05 Affected products

VendorProductVersionsPlatforms
symantecadvanced_threat_protectionNot specified—
symanteccsapiNot specified—
symantecdata_center_security_serverNot specified—
symantecendpoint_protectionNot specified—
symantecmail_security_for_dominoNot specified—
symantecmail_security_for_microsoft_exchangeNot specified—
symantecmessage_gatewayNot specified—
symantecngcNot specified—
symantecnorton_360Not specified—
symantecnorton_antivirusNot specified—
symantecnorton_bootable_removal_toolNot specified—
symantecnorton_internet_securityNot specified—
symantecnorton_power_eraserNot specified—
symantecnorton_securityNot specified—
symantecnorton_security_with_backupNot specified—
symantecprotection_engineNot specified—
symantecprotection_for_sharepoint_serversNot specified—

06 References