CVE-2010-1938

Off-by-one error in the __opiereadrec function in readrec.c in libopie in OPIE 2.4.1-test1 and earlier, as used on FreeBSD 6.4 through 8.1-PRERELEASE and other platforms, allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via a long username, as demonstrated by a long USER command to the FreeBSD 8.0 ftpd.

• CWE-189

• http://blog.pi3.com.pl/?p=111
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=584932
• http://secunia.com/advisories/39963Vendor Advisory
• http://secunia.com/advisories/39966Vendor Advisory
• http://secunia.com/advisories/45136
• http://security.FreeBSD.org/advisories/FreeBSD-SA-10:05.opie.ascVendor Advisory
• http://securityreason.com/achievement_securityalert/87
• http://securityreason.com/securityalert/7450
• http://securitytracker.com/id?1024040
• http://securitytracker.com/id?1025709
• http://site.pi3.com.pl/adv/libopie-adv.txt
• http://www.debian.org/security/2011/dsa-2281
• http://www.exploit-db.com/exploits/12762
• http://www.securityfocus.com/bid/40403
• http://blog.pi3.com.pl/?p=111
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=584932
• http://secunia.com/advisories/39963Vendor Advisory
• http://secunia.com/advisories/39966Vendor Advisory
• http://secunia.com/advisories/45136
• http://security.FreeBSD.org/advisories/FreeBSD-SA-10:05.opie.ascVendor Advisory
• http://securityreason.com/achievement_securityalert/87
• http://securityreason.com/securityalert/7450
• http://securitytracker.com/id?1024040
• http://securitytracker.com/id?1025709
• http://site.pi3.com.pl/adv/libopie-adv.txt
• http://www.debian.org/security/2011/dsa-2281
• http://www.exploit-db.com/exploits/12762
• http://www.securityfocus.com/bid/40403

Published

May 28, 2010

Last Modified

Jun 16, 2026

Status

Modified

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