CVE-2004-0819
First published: Wed Aug 25 2004(Updated: )
The bridge functionality in OpenBSD 3.4 and 3.5, when running a gateway configured as a bridging firewall with the link2 option for IPSec enabled, allows remote attackers to cause a denial of service (crash) via an ICMP echo (ping) packet.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenBSD | =3.3 | |
| OpenBSD | =3.2 | |
| OpenBSD | =3.5 | |
| OpenBSD | =3.4 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of CVE-2004-0819?
CVE-2004-0819 has a medium severity rating as it can lead to a denial of service.
Which versions of OpenBSD are affected by CVE-2004-0819?
CVE-2004-0819 affects OpenBSD versions 3.2, 3.3, 3.4, and 3.5.
How do I fix CVE-2004-0819?
To fix CVE-2004-0819, upgrade your OpenBSD to a version that is not vulnerable, such as 3.6 or later.
What type of attack does CVE-2004-0819 allow?
CVE-2004-0819 allows remote attackers to perform denial of service attacks using ICMP echo (ping) packets.
Is there a workaround for CVE-2004-0819?
A workaround for CVE-2004-0819 is to disable the bridging firewall functionality with the link2 option for IPSec.
- agent/type
- agent/first-publish-date
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/severity
- agent/references
- agent/weakness
- agent/author
- agent/remedy
- agent/description
- agent/event
- agent/source
- agent/tags
- collector/nvd-historical
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/openbsd
- canonical/openbsd
- version/openbsd/3.3
- version/openbsd/3.2
- version/openbsd/3.5
- version/openbsd/3.4