CVE-2009-3736 Path traversal in n/a

Medium 6.9 Published Updated

Local attackers can gain privileges by placing a malicious .la file in the current working directory, exploiting libltdl's file loading behavior.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2009-3736?

CVE-2009-3736 is a medium-severity path traversal vulnerability in n/a, published on 27 Nov 2009. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

ltdl.c in libltdl in GNU Libtool 1.5.x, and 2.2.6 before 2.2.6b, as used in Ham Radio Control Libraries, Q, and possibly other products, attempts to open a .la file in the current working directory, which allows local users to gain privileges via a Trojan horse file.

Which versions are affected by CVE-2009-3736?

It affects 1 product.

Linux distribution packages (40)
cpp Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
gcc Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
gcc-c++ Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
gcc-c++-ppc32 Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
gcc-debuginfo Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
gcc-g77 Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
gcc-gnat Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
gcc-java Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
gcc-objc Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
gcc-ppc32 Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
libf2c Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
libgcc Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
libgcj Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
libgcj-devel Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
libgnat Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
libobjc Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
libstdc++ Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
libstdc++-devel Red Hat:enterprise_linux:3::asAll versions0:3.2.3-60
libtool Red Hat:enterprise_linux:3::asAll versions0:1.4.3-7
libtool-debuginfo Red Hat:enterprise_linux:3::asAll versions0:1.4.3-7
libtool-libs Red Hat:enterprise_linux:3::asAll versions0:1.4.3-7
cpp Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
gcc Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
gcc-c++ Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
gcc-debuginfo Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
gcc-g77 Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
gcc-gnat Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
gcc-java Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
gcc-objc Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
libf2c Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
libgcc Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
libgcj Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
libgcj-devel Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
libgnat Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
libobjc Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
libstdc++ Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
libstdc++-devel Red Hat:enterprise_linux:3::desktopAll versions0:3.2.3-60
libtool Red Hat:enterprise_linux:3::desktopAll versions0:1.4.3-7
libtool-debuginfo Red Hat:enterprise_linux:3::desktopAll versions0:1.4.3-7
libtool-libs Red Hat:enterprise_linux:3::desktopAll versions0:1.4.3-7

Products include Gnu Libtool.

How do I fix CVE-2009-3736?

Upgrade to a fixed version.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2009-3736 being exploited?

There is no known exploitation of CVE-2009-3736 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2009-3736, DSA-1958-1, GHSA-xpcw-5x35-jv4r, RHSA-2009:1646, RHSA-2010:0039, openSUSE-SU-2024:10168-1.

Is CVE-2009-3736 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free