Vulnerability CVE-2003-0972
Published: 2003-12-15   Modified: 2012-02-12

Description:
Integer signedness error in ansi.c for GNU screen 4.0.1 and earlier, and 3.9.15 and earlier, allows local users to execute arbitrary code via a large number of ";" (semicolon) characters in escape sequences, which leads to a buffer overflow.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
10/10
10/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
GNU -> Screen 

 References:
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000809
http://groups.yahoo.com/group/gnu-screen/message/3118
http://marc.info/?l=bugtraq&m=106995837813873&w=2
http://www.debian.org/security/2004/dsa-408
http://www.mandriva.com/security/advisories?name=MDKSA-2003:113
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