CVE-2010-1938: Critical severity FreeBSD FreeBSD vulnerability

Published May 28, 2010
·
Updated

Off-by-one error in the opiereadrec function in readrec.c in libopie in OPIE 2.4.1-test1 and earlier, as used on FreeBSD 6.4 through 8.1-PRERELEASE and other platforms, allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via a long username, as demonstrated by a long USER command to the FreeBSD 8.0 ftpd.

Affected Software

44 affected components
FreeBSD FreeBSD=7.0-release
FreeBSD FreeBSD=7.0-pre-release
FreeBSD FreeBSD=6.4-release_p2
FreeBSD FreeBSD=6.4
FreeBSD FreeBSD=6.4-release_p5
FreeBSD FreeBSD=7.1-release-p2
FreeBSD FreeBSD=7.1-rc1
FreeBSD FreeBSD=6.4-release
FreeBSD FreeBSD=7.1-release-p1
FreeBSD FreeBSD=7.1-stable
FreeBSD FreeBSD=7.0-release-p12
FreeBSD FreeBSD=8.0
FreeBSD FreeBSD=7.0_beta4
FreeBSD FreeBSD=7.0-releng
FreeBSD FreeBSD=7.1-release-p6
FreeBSD FreeBSD=7.0
FreeBSD FreeBSD=6.4-stable
FreeBSD FreeBSD=6.4-release_p4
FreeBSD FreeBSD=8.1-prerelease
FreeBSD FreeBSD=6-stable
FreeBSD FreeBSD=7.0-release
FreeBSD FreeBSD=7.0_releng
FreeBSD FreeBSD=7.2-pre-release
FreeBSD FreeBSD=7.0-stable
FreeBSD FreeBSD=7.1
FreeBSD FreeBSD=7.2
FreeBSD FreeBSD=7.0-release-p9
FreeBSD FreeBSD=7.1-pre-release
FreeBSD FreeBSD=6.4-release_p3
FreeBSD FreeBSD=7.0-beta_4
FreeBSD FreeBSD=7.0-current
FreeBSD FreeBSD=7.0-release-p8
FreeBSD FreeBSD=7.1-release-p4
FreeBSD FreeBSD=7.1-release-p5
FreeBSD FreeBSD=7.2-stable
Nrl Opie=2.3
Nrl Opie<=2.4.1
Nrl Opie=2.10
Nrl Opie=2.2
Nrl Opie=2.32
Nrl Opie=2.4
Nrl Opie=2.21
Nrl Opie=2.22
Nrl Opie=2.11

Event History

May 28, 2010
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
Description
Data Sourced
via NVD·06:30 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2010-1938?

CVE-2010-1938 is considered to have a high severity due to its potential to cause a denial of service and possible remote code execution.

2

How do I fix CVE-2010-1938?

To fix CVE-2010-1938, upgrade to a patched version of libopie that addresses the off-by-one error.

3

Which systems are affected by CVE-2010-1938?

CVE-2010-1938 affects FreeBSD versions 6.4 through 8.1-PRERELEASE and earlier versions of libopie, specifically prior to 2.4.1-test1.

4

What type of vulnerability is CVE-2010-1938?

CVE-2010-1938 is classified as an off-by-one error vulnerability.

5

Can CVE-2010-1938 lead to remote code execution?

Yes, CVE-2010-1938 can potentially allow remote attackers to execute arbitrary code.

Contact

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