Vulnerability CVE-2006-4573
Published: 2006-10-24   Modified: 2012-02-12

Description:
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.

CVSS2 => (AV:N/AC:H/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.6/10
2.9/10
4.9/10
Exploit range
Attack complexity
Authentication
Remote
High
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
GNU -> Screen 

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