CVE-2006-4573

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    CVE-2006-4573

    Published: 24 Oct 2006Last Modified: 10 Apr 2026

    Summary:

    Details: Multiple unspecified vulnerabilities in the "utf8 combining characters handling" (utf8_handle_comb function in encoding.c) in screen before 4.0.3 allows user-assisted attackers to cause a denial of service (crash or hang) via certain UTF8 sequences.

    References: http://secunia.com/advisories/22573, http://secunia.com/advisories/22583, http://secunia.com/advisories/22611, http://secunia.com/advisories/22647, http://secunia.com/advisories/22649, http://secunia.com/advisories/22707, http://secunia.com/advisories/22726, http://secunia.com/advisories/25402, http://security.gentoo.org/glsa/glsa-200611-01.xml, http://www.debian.org/security/2006/dsa-1202, http://www.mandriva.com/security/advisories?name=MDKSA-2006:191, http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.026-screen.html, http://www.ubuntu.com/usn/usn-370-1, http://www.vupen.com/english/advisories/2006/4189, http://www.vupen.com/english/advisories/2007/1939, http://lists.gnu.org/archive/html/screen-users/2006-10/msg00028.html, http://docs.info.apple.com/article.html?artnum=305530, http://lists.apple.com/archives/security-announce/2007/May/msg00004.html, http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.480775, http://www.securityfocus.com/bid/20727, https://issues.rpath.com/browse/RPL-734

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2006-4573 | CVE-DB