Javier Fernández-Sanguino Peña from the Debian Security Audit project discovered that a script in noweb, a web like literate-programming tool, creates a temporary file in an insecure fashion.
For the old stable distribution (woody) this problem has been fixed in version 2.9a-7.4.
For the stable distribution (sarge) this problem has been fixed in version 2.10c-3.2.
For the unstable distribution (sid) this problem has been fixed in version 2.10c-3.2.
We recommend that you upgrade your nowebm package.
MD5 checksums of the listed files are available in the original advisory.