CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
AI Score
Confidence
High
EPSS
Percentile
89.8%
Integer overflow in kbdint.c in mod_sftp in ProFTPD 1.3.4d and 1.3.5r3 allows remote attackers to cause a denial of service (memory consumption) via a large response count value in an authentication request, which triggers a large memory allocation.
bugs.proftpd.org/show_bug.cgi?id=3973
kingcope.wordpress.com/2013/09/11/proftpd-mod_sftpmod_sftp_pam-invalid-pool-allocation-in-kbdint-authentication/
lists.opensuse.org/opensuse-updates/2013-10/msg00032.html
lists.opensuse.org/opensuse-updates/2015-06/msg00020.html
www.debian.org/security/2013/dsa-2767
www.openwall.com/lists/oss-security/2013/09/17/6