CVE-2013-4359
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
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.98% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 87.1% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2013-09-30 19:00Z13 YR AGO
- Last updated
- 2024-08-06 16:38Z2 YR AGO
- Reserved
- 2013-06-12
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 4e209a9470b7ab1a9a116f57933c61bf6baa221d5a70fedc3443f9e6158f671b
05 Affected products
06 References
- kingcope.wordpress.comhttp://kingcope.wordpress.com/2013/09/11/proftpd-mod_sftpmod_sftp_pam-invalid-pool-allocation-in-kbdint-authentication/
- www.openwall.com[oss-security] 20130916 Re: CVE request: proftpd: mod_sftp/mod_sftp_pam invalid pool allocation during kbdint authenticationhttp://www.openwall.com/lists/oss-security/2013/09/17/6
- www.debian.orgDSA-2767http://www.debian.org/security/2013/dsa-2767
- lists.opensuse.orgopenSUSE-SU-2015:1031http://lists.opensuse.org/opensuse-updates/2015-06/msg00020.html
- lists.opensuse.orgopenSUSE-SU-2013:1563http://lists.opensuse.org/opensuse-updates/2013-10/msg00032.html
- bugs.proftpd.orghttp://bugs.proftpd.org/show_bug.cgi?id=3973
07 Fixed in
Debian 12
- proftpd-dfsg Fixed in 1.3.5~rc3-2.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- proftpd-dfsg Fixed in 1.3.5~rc3-2.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- proftpd-dfsg Fixed in 1.3.5~rc3-2.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.