CVE-2001-0851
First published: Thu Dec 06 2001(Updated: )
Linux kernel 2.0, 2.2 and 2.4 with syncookies enabled allows remote attackers to bypass firewall rules by brute force guessing the cookie.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SCO OpenLinux Server | =3.1 | |
| SCO OpenLinux Workstation | =3.1 | |
| Linux Kernel | =2.2.0 | |
| SCO OpenLinux Server | =2.3.1 | |
| SUSE Linux | =7.2 | |
| Linux Kernel | =2.0 | |
| Linux Kernel | =2.4.0 | |
| SUSE Linux | =7.0 | |
| Caldera OpenLinux eDesktop | =2.4 | |
| SUSE Linux | =7.1 | |
| SUSE Linux | =6.3 | |
| SUSE Linux | =6.4 | |
| SUSE Linux | =7.3 | |
| SCO OpenLinux Server | =2.3 |
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
- http://www.linuxsecurity.com/advisories/other_advisory-1683.html
- http://www.caldera.com/support/security/advisories/CSSA-2001-038.0.txt
- http://www.novell.com/linux/security/advisories/2001_039_kernel2_txt.html
- http://www.redhat.com/support/errata/RHSA-2001-142.html
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000432
- http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-082.php3
- https://exchange.xforce.ibmcloud.com/vulnerabilities/7461
Frequently Asked Questions
What is the severity of CVE-2001-0851?
CVE-2001-0851 is considered a high-severity vulnerability as it allows remote attackers to bypass firewall rules.
How do I fix CVE-2001-0851?
To fix CVE-2001-0851, disable syncookies or upgrade to a patched version of the Linux kernel.
Which versions of the Linux kernel are affected by CVE-2001-0851?
CVE-2001-0851 affects Linux kernel versions 2.0, 2.2, and 2.4 if syncookies are enabled.
Can CVE-2001-0851 be exploited remotely?
Yes, CVE-2001-0851 can be exploited remotely by attackers who can guess the syncookie.
What systems are impacted by CVE-2001-0851?
CVE-2001-0851 impacts systems running SCO OpenLinux, Caldera OpenLinux, and various versions of SUSE Linux that utilize the affected kernel versions.
- agent/type
- agent/remedy
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/author
- agent/weakness
- agent/last-modified-date
- agent/severity
- agent/references
- agent/description
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-historical
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/caldera
- canonical/sco openlinux server
- version/sco openlinux server/3.1
- canonical/sco openlinux workstation
- version/sco openlinux workstation/3.1
- vendor/linux
- canonical/linux kernel
- version/linux kernel/2.2.0
- version/sco openlinux server/2.3.1
- vendor/suse
- canonical/suse linux
- version/suse linux/7.2
- version/linux kernel/2.0
- version/linux kernel/2.4.0
- version/suse linux/7.0
- canonical/caldera openlinux edesktop
- version/caldera openlinux edesktop/2.4
- version/suse linux/7.1
- version/suse linux/6.3
- version/suse linux/6.4
- version/suse linux/7.3
- version/sco openlinux server/2.3