CVE-2009-0025 Security feature bypass in n/a

Medium 6.8 Published Updated

Remote attackers can bypass SSL/TLS certificate validation in BIND by exploiting improper return value checks in OpenSSL DSA verification.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2009-0025?

CVE-2009-0025 is a medium-severity vulnerability in Isc Bind, published on 7 Jan 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

BIND 9.6.0, 9.5.1, 9.5.0, 9.4.3, and earlier does not properly check the return value from the OpenSSL DSA_verify function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.

Weakness: CWE-287

Which versions are affected by CVE-2009-0025?

It affects 1 product.

Linux distribution packages (40)
bind Red Hat:enterprise_linux:2.1::asAll versions0:9.2.1-11.el2
bind-devel Red Hat:enterprise_linux:2.1::asAll versions0:9.2.1-11.el2
bind-utils Red Hat:enterprise_linux:2.1::asAll versions0:9.2.1-11.el2
bind Red Hat:enterprise_linux:2.1::awAll versions0:9.2.1-11.el2
bind-devel Red Hat:enterprise_linux:2.1::awAll versions0:9.2.1-11.el2
bind-utils Red Hat:enterprise_linux:2.1::awAll versions0:9.2.1-11.el2
bind Red Hat:enterprise_linux:2.1::esAll versions0:9.2.1-11.el2
bind-devel Red Hat:enterprise_linux:2.1::esAll versions0:9.2.1-11.el2
bind-utils Red Hat:enterprise_linux:2.1::esAll versions0:9.2.1-11.el2
bind Red Hat:enterprise_linux:2.1::wsAll versions0:9.2.1-11.el2
bind-devel Red Hat:enterprise_linux:2.1::wsAll versions0:9.2.1-11.el2
bind-utils Red Hat:enterprise_linux:2.1::wsAll versions0:9.2.1-11.el2
bind Red Hat:enterprise_linux:3::asAll versions20:9.2.4-23.el3
bind-chroot Red Hat:enterprise_linux:3::asAll versions20:9.2.4-23.el3
bind-debuginfo Red Hat:enterprise_linux:3::asAll versions20:9.2.4-23.el3
bind-devel Red Hat:enterprise_linux:3::asAll versions20:9.2.4-23.el3
bind-libs Red Hat:enterprise_linux:3::asAll versions20:9.2.4-23.el3
bind-utils Red Hat:enterprise_linux:3::asAll versions20:9.2.4-23.el3
bind Red Hat:enterprise_linux:3::desktopAll versions20:9.2.4-23.el3
bind-chroot Red Hat:enterprise_linux:3::desktopAll versions20:9.2.4-23.el3
bind-debuginfo Red Hat:enterprise_linux:3::desktopAll versions20:9.2.4-23.el3
bind-devel Red Hat:enterprise_linux:3::desktopAll versions20:9.2.4-23.el3
bind-libs Red Hat:enterprise_linux:3::desktopAll versions20:9.2.4-23.el3
bind-utils Red Hat:enterprise_linux:3::desktopAll versions20:9.2.4-23.el3
bind Red Hat:enterprise_linux:3::esAll versions20:9.2.4-23.el3
bind-chroot Red Hat:enterprise_linux:3::esAll versions20:9.2.4-23.el3
bind-debuginfo Red Hat:enterprise_linux:3::esAll versions20:9.2.4-23.el3
bind-devel Red Hat:enterprise_linux:3::esAll versions20:9.2.4-23.el3
bind-libs Red Hat:enterprise_linux:3::esAll versions20:9.2.4-23.el3
bind-utils Red Hat:enterprise_linux:3::esAll versions20:9.2.4-23.el3
bind Red Hat:enterprise_linux:3::wsAll versions20:9.2.4-23.el3
bind-chroot Red Hat:enterprise_linux:3::wsAll versions20:9.2.4-23.el3
bind-debuginfo Red Hat:enterprise_linux:3::wsAll versions20:9.2.4-23.el3
bind-devel Red Hat:enterprise_linux:3::wsAll versions20:9.2.4-23.el3
bind-libs Red Hat:enterprise_linux:3::wsAll versions20:9.2.4-23.el3
bind-utils Red Hat:enterprise_linux:3::wsAll versions20:9.2.4-23.el3
bind Red Hat:enterprise_linux:4::asAll versions20:9.2.4-30.el4_7.1
bind-chroot Red Hat:enterprise_linux:4::asAll versions20:9.2.4-30.el4_7.1
bind-debuginfo Red Hat:enterprise_linux:4::asAll versions20:9.2.4-30.el4_7.1
bind-devel Red Hat:enterprise_linux:4::asAll versions20:9.2.4-30.el4_7.1

Products include Isc Bind.

How do I fix CVE-2009-0025?

Upgrade to a fixed version.

Is CVE-2009-0025 being exploited?

There is no known exploitation of CVE-2009-0025 in the wild and no public exploit code.

All Isc Bind vulnerabilities

Sources

Also known as DEBIAN-CVE-2009-0025, DSA-1703-1, GHSA-hcwf-6ghh-6m6f, RHSA-2009:0020.

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