CVE-2016-4472

The overflow protection in Expat is removed by compilers with certain optimization settings, which allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via crafted XML data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1283 and CVE-2015-2716.

Summary:

The overflow protection in Expat is removed by compilers with certain optimization settings, which allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via crafted XML data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1283 and CVE-2015-2716.

Reference Links(if available):

  • http://www.ubuntu.com/usn/USN-3013-1
  • https://bugzilla.redhat.com/show_bug.cgi?id=1344251
  • https://sourceforge.net/p/expat/code_git/ci/f0bec73b018caa07d3e75ec8dd967f3785d71bde
  • http://www.securityfocus.com/bid/91528
  • https://security.gentoo.org/glsa/201701-21
  • CVSS Score (if available)

    v2: / HIGHAV:N/AC:M/Au:N/C:P/I:P/A:P

    v3: / HIGHCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

    Links to Exploits(if available)