CVE-2010-5147: The Remote Filtering component in Websense Web Security and Web Filter before 6.3.3 Hotfix 18 and 7.x before 7

Q: How do I fix CVE-2010-5147?

websense web security: upgrade to newer than 6.3.3; websense web filter: upgrade to newer than 6.3.3. Exact commands for each OS are on this page.

Q: Is CVE-2010-5147 being exploited?

CVE-2010-5147 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2010-5147 affect?

CVE-2010-5147 affects websense web security, websense web filter. Severity is medium (CVSS 5.0). The Remote Filtering component in Websense Web Security and Web Filter before 6.3.3 Hotfix 18 and 7.x before 7.1.1 allows remote attackers to cause a denial of service (daemon exit) via a large volume of traffic.

Q: How urgent is CVE-2010-5147?

Priority 35/100. No elevated risk signals yet.

Routine

MEDIUM 5.0UPGRADEUPGRADE

CVE-2010-5147 is a medium-severity flaw (CVSS 5.0) affecting websense web security, websense web filter. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Remote Filtering component in Websense Web Security and Web Filter before 6.3.3 Hotfix 18 and 7.x before 7.1.1 allows remote attackers to cause a denial of service (daemon exit) via a large volume of traffic.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Published	2012-08-23
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: websense

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2012-08-23 10:32 UTCPublished CVE record published
2026-06-16 23:26 UTCUpdated Record last modified

websense websense web security UPGRADE

Affected: <= 6.3.3 · 6.3.0 · 6.3.1 · 6.3.2 · 7.0 · 7.1

Fixed in: newer than 6.3.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy websense-web-security || rpm -q websense-web-security || websense-web-security --version

2. UPGRADE to newer than 6.3.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade websense-web-security

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade websense-web-security

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

websense websense web filter UPGRADE

Affected: <= 6.3.3 · 6.3.0 · 6.3.1 · 6.3.2 · 7.0 · 7.1

Fixed in: newer than 6.3.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy websense-web-filter || rpm -q websense-web-filter || websense-web-filter --version

2. UPGRADE to newer than 6.3.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade websense-web-filter

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade websense-web-filter

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2010-5147?

websense web security: upgrade to newer than 6.3.3; websense web filter: upgrade to newer than 6.3.3. Exact commands for each OS are on this page.

Is CVE-2010-5147 being exploited?

CVE-2010-5147 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2010-5147 affect?

CVE-2010-5147 affects websense web security, websense web filter. Severity is medium (CVSS 5.0). The Remote Filtering component in Websense Web Security and Web Filter before 6.3.3 Hotfix 18 and 7.x before 7.1.1 allows remote attackers to cause a denial of service (daemon exit) via a large volume of traffic.

How urgent is CVE-2010-5147?

Priority 35/100. No elevated risk signals yet.

Related CVEs

CVE-2012-4604 MEDIUM 4.3 UPGRADE The TRITON management console in Websense Web Security before 7.6 Hotfix 24 allows remote attackers to bypass
CVE-2011-5102 HIGH 7.5 MITIGATE DOWNGRADE The Investigative Reports web interface in the TRITON management console in Websense Web Security 7.1 before H
CVE-2010-5149 MEDIUM 5.0 UPGRADE UPGRADE Websense Web Security and Web Filter before 6.3.3 Hotfix 27 and 7.x before 7.1.1 allow remote attackers to cau
CVE-2010-5148 MEDIUM 5.0 UPGRADE UPGRADE Websense Web Security and Web Filter before 7.1 Hotfix 21 do not set the secure flag for the Encrypted Session
CVE-2010-5146 LOW 2.1 UPGRADE UPGRADE The Remote Filtering component in Websense Web Security and Web Filter before 7.1 Hotfix 66 allows local users

References

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