The remote host is missing an update to curl announced via advisory DSA 2398-1.

https://secure1.securityspace.com/smysecure/catid.html?in=DSA%202398-1

Several vulnerabilities have been discovered in Curl, an URL transfer library. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2011-3389 This update enables OpenSSL workarounds against the BEAST attack. Additional information can be found in the Curl advisory: http://curl.haxx.se/docs/adv_20120124B.html CVE-2012-0036 Dan Fandrich discovered that Curl performs insufficient sanitising when extracting the file path part of an URL. For the oldstable distribution (lenny), this problem has been fixed in version 7.18.2-8lenny6. For the stable distribution (squeeze), this problem has been fixed in version 7.21.0-2.1+squeeze1. For the unstable distribution (sid), this problem has been fixed in version 7.24.0-1. We recommend that you upgrade your curl packages.