Norton Personal Firewall vulnerabilitiesRanked by how likely they are to be used.

Product10 versions
The short answer

Norton Personal Firewall is made by Symantec. We track 18 published vulnerabilities in it, across 10 versions. None of them is on the list of flaws known to be exploited today. If you run Norton Personal Firewall, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which Norton Personal Firewall vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of Norton Personal Firewall's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which Norton Personal Firewall flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 65%

    Buffer overflow in the ISAlertDataCOM ActiveX control in ISLALERT.DLL for Norton Personal Firewall 2004 and Internet Security 2004 allows remote attackers to execute arbitrary code via long arguments to the (1) Get...

    CVSS10.0Published16 May 2007
  2. 13%

    Multiple vulnerabilities in SYMDNS.SYS for Symantec Norton Internet Security and Professional 2002 through 2004, Norton Personal Firewall 2002 through 2004, Norton AntiSpam 2004, Client Firewall 5.01 and 5.1.1, and...

    CVSS10.0Published7 Jul 2004
  3. 11%

    The SYMDNS.SYS driver in Symantec Norton Internet Security and Professional 2002 through 2004, Norton Personal Firewall 2002 through 2004, Norton AntiSpam 2004, Client Firewall 5.01 and 5.1.1, and Client Security 1.0...

    CVSS2.6Published7 Jul 2004
  4. 8.8%

    SYMNDIS.SYS in Symantec Norton Internet Security 2003 and 2004, Norton Personal Firewall 2003 and 2004, Client Firewall 5.01 and 5.1.1, and Client Security 1.0 and 1.1 allow remote attackers to cause a denial of...

    CVSS5.0Published18 Aug 2004
  5. 6.0%

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

    CVSS9.3Published5 Oct 2007
  6. 3.9%

    The Decomposer component in multiple Symantec products allows remote attackers to cause a denial of service (infinite loop) via a certain value in the PACK_SIZE field of a RAR archive file header.

    CVSS9.3Published5 Oct 2007
  7. 3.3%

    Buffer overflow in HTTP Proxy for Symantec Norton Personal Internet Firewall 3.0.4.91 and Norton Internet Security 2001 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a...

    CVSS7.5Published26 Jul 2002
  8. 2.5%

    Norton Personal Firewall 2002 4.0, when configured to automatically block attacks, allows remote attackers to block IP addresses and cause a denial of service via spoofed packets.

    CVSS4.3Published31 Dec 2002
  9. 1.7%

    SPBBCDrv.sys in Symantec Norton Personal Firewall 2006 9.1.0.33 and 9.1.1.7 does not validate certain arguments before being passed to hooked SSDT function handlers, which allows local users to cause a denial of...

    CVSS4.9Published2 Apr 2007
  10. 1.5%

    Symantec Norton Personal Firewall 2002 allows remote attackers to bypass the portscan protection by using a (1) SYN/FIN, (2) SYN/FIN/URG, (3) SYN/FIN/PUSH, or (4) SYN/FIN/URG/PUSH scan.

    CVSS7.5Published31 Dec 2002
Precursor Intelligence

Running Norton Personal Firewall? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
  4. Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.

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FAQ

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We track 18 published vulnerabilities listed under the name Norton Personal Firewall, across 10 versions.

None of Norton Personal Firewall's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track Norton Personal Firewall. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.