Vulnerability Database

383,371

Total vulnerabilities in the database

CVE-2007-0447 — symantec / norton_antivirus

Improper Restriction of Operations within the Bounds of a Memory Buffer

Heap-based buffer overflow in the Decomposer component in multiple Symantec products allows remote attackers to execute arbitrary code via multiple crafted CAB archives.

  • Published: Oct 5, 2007
  • Updated: Sep 13, 2026
  • CVE: CVE-2007-0447
  • Severity: High
  • Exploit:
  • CISA KEV:

CVSS v2:

  • Severity: High
  • Score: 9.3
  • AV:N/AC:M/Au:N/C:C/I:C/A:C

CWEs:

Software Affected versions
symantec / norton_antivirus All versions
symantec / mail_security_8820_appliance All versions
symantec / antivirus_scan_engine = 4.0
symantec / antivirus_scan_engine = 4.1
symantec / antivirus_scan_engine = 4.1.8
symantec / antivirus_scan_engine = 4.3
symantec / antivirus_scan_engine = 4.3.3
symantec / antivirus_scan_engine = 4.3.7.27
symantec / antivirus_scan_engine = 4.3.8.29
symantec / antivirus_scan_engine = 4.3.12
symantec / antivirus_scan_engine = 5.0
symantec / antivirus_scan_engine = 5.0.1
symantec / brightmail_antispam = 4.0
symantec / brightmail_antispam = 5.5
symantec / brightmail_antispam = 6.0
symantec / brightmail_antispam = 6.0.1
symantec / brightmail_antispam = 6.0.2
symantec / brightmail_antispam = 6.0.3
symantec / brightmail_antispam = 6.0.4
symantec / client_security = 2.0
symantec / client_security = 2.0-build_9.0.0.338
symantec / client_security = 2.0.1_build_9.0.1.1000-mr1
symantec / client_security = 2.0.2_build_9.0.2.1000-mr2
symantec / client_security = 2.0.3_build_9.0.3.1000-mr3
symantec / client_security = 2.0.4
symantec / client_security = 2.0.4-mr4_build1000
symantec / client_security = 2.0.5_build_1100_mp1-mr5
symantec / client_security = 2.0.6-mr6
symantec / client_security = 3.0
symantec / client_security = 3.0.0.359
symantec / client_security = 3.0.1.1000
symantec / client_security = 3.0.1.1001
symantec / client_security = 3.0.1.1007
symantec / client_security = 3.0.1.1008
symantec / client_security = 3.0.2.2000
symantec / client_security = 3.0.2.2001
symantec / client_security = 3.0.2.2002
symantec / client_security = 3.0.2.2010
symantec / client_security = 3.0.2.2011
symantec / client_security = 3.0.2.2020
symantec / client_security = 3.0.2.2021
symantec / client_security = 3.1
symantec / client_security = 3.1.394
symantec / client_security = 3.1.396
symantec / client_security = 3.1.400
symantec / client_security = 3.1.401
symantec / mail_security = 4.0
symantec / mail_security = 4.0-build456
symantec / mail_security = 4.0-build463
symantec / mail_security = 4.0-build465
symantec / mail_security = 4.0-build736
symantec / mail_security = 4.0-build741
symantec / mail_security = 4.0-build743
symantec / mail_security = 4.0.1
symantec / mail_security = 4.1-build458
symantec / mail_security = 4.1-build459
symantec / mail_security = 4.1-build461
symantec / mail_security = 4.5
symantec / mail_security = 4.5.4.743
symantec / mail_security = 4.5_build_719
symantec / mail_security = 4.5_build_736
symantec / mail_security = 4.5_build_741
symantec / mail_security = 4.6.1.107
symantec / mail_security = 4.6.3
symantec / mail_security = 4.6_build_97
symantec / mail_security = 5.0
symantec / mail_security = 5.0.0.204
symantec / mail_security = 5.0.1
symantec / mail_security = 5.1.0
symantec / mail_security = 6.0.0
symantec / norton_antivirus = 9.0
symantec / norton_antivirus = 9.0.0
symantec / norton_antivirus = 9.0.0.338
symantec / norton_antivirus = 9.0.1
symantec / norton_antivirus = 9.0.1.1.1000
symantec / norton_antivirus = 9.0.2
symantec / norton_antivirus = 9.0.2.1000
symantec / norton_antivirus = 9.0.3
symantec / norton_antivirus = 9.0.3.1000
symantec / norton_antivirus = 9.0.4
symantec / norton_antivirus = 9.0.4-mr4_build_1000
symantec / norton_antivirus = 9.0.5
symantec / norton_antivirus = 9.0.5.1100
symantec / norton_antivirus = 9.0.6.1000
symantec / norton_antivirus = 10.0
symantec / norton_antivirus = 10.0.0
symantec / norton_antivirus = 10.0.0.359
symantec / norton_antivirus = 10.0.1
symantec / norton_antivirus = 10.0.1.1000
symantec / norton_antivirus = 10.0.1.1007
symantec / norton_antivirus = 10.0.1.1008
symantec / norton_antivirus = 10.0.2.2000
symantec / norton_antivirus = 10.0.2.2001
symantec / norton_antivirus = 10.0.2.2002
symantec / norton_antivirus = 10.0.2.2010
symantec / norton_antivirus = 10.0.2.2011
symantec / norton_antivirus = 10.0.2.2020
symantec / norton_antivirus = 10.0.2.2021
symantec / norton_antivirus = 10.1
symantec / norton_antivirus = 10.1.4
symantec / norton_antivirus = 10.1.4-mr4_mp1_build4010
symantec / norton_antivirus = 10.1.4.4010
symantec / norton_antivirus = 10.1.394
symantec / norton_antivirus = 10.1.396
symantec / norton_antivirus = 10.1.400
symantec / norton_antivirus = 10.1.401
symantec / norton_antivirus = 10.9.1
symantec / norton_antivirus = 2004
symantec / norton_antivirus = 2005
symantec / norton_antivirus = 2005-11.0
symantec / norton_antivirus = 2005-11.0.9
symantec / norton_antivirus = 2006
symantec / norton_internet_security = 3.0
symantec / norton_internet_security = 2004
symantec / norton_internet_security = 2005
symantec / norton_internet_security = 2005-11.0
symantec / norton_internet_security = 2005-11.0.9
symantec / norton_internet_security = 2005-11.5.6.14
symantec / norton_internet_security = 2006
symantec / norton_personal_firewall = 2006
symantec / norton_personal_firewall = 2006_9.1.0.33
symantec / norton_personal_firewall = 2006_9.1.1.7
symantec / norton_system_works = 3.0
symantec / norton_system_works = 2004
symantec / norton_system_works = 2005
symantec / norton_system_works = 2005-11.0
symantec / norton_system_works = 2005-11.0.9
symantec / norton_system_works = 2006
symantec / symantec_antivirus_filtering_+for_domino = 3.0.12
symantec / web_security = 2.5
symantec / web_security = 3.0
symantec / web_security = 3.0.1
symantec / web_security = 3.0.1.70
symantec / web_security = 3.0.1.76
symantec / web_security = 3.0.1_build_3.01.70
symantec / web_security = 3.0.1_build_3.01.72
symantec / web_security = 3.0.1_build_3.01.74
symantec / web_security = 3.01.59
symantec / web_security = 3.01.60
symantec / web_security = 3.01.61
symantec / web_security = 3.01.62
symantec / web_security = 3.01.63
symantec / web_security = 3.01.67
symantec / web_security = 3.01.68
symantec / web_security = 5.0
symantec / gateway_security_5000_series = 3.0.1
symantec / gateway_security_5400 = 2.0.1

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.