CVE-2013-4852
Severity CVSS v4.0:
Pending analysis
Type:
CWE-189
Numeric Errors
Publication date:
19/08/2013
Last modified:
11/04/2025
Description
Integer overflow in PuTTY 0.62 and earlier, WinSCP before 5.1.6, and other products that use PuTTY allows remote SSH servers to cause a denial of service (crash) and possibly execute arbitrary code in certain applications that use PuTTY via a negative size value in an RSA key signature during the SSH handshake, which triggers a heap-based buffer overflow.
Impact
Base Score 2.0
6.80
Severity 2.0
MEDIUM
Vulnerable products and versions
CPE | From | Up to |
---|---|---|
cpe:2.3:a:winscp:winscp:*:*:*:*:*:*:*:* | 5.1.5 (including) | |
cpe:2.3:a:winscp:winscp:3.7.6:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:3.8.2:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:3.8_beta:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:4.0.4:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:4.0.5:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:4.2.6:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:4.2.7:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:4.2.8:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:4.2.9:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:4.3.2:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:4.3.4:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:4.3.5:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:4.3.6:*:*:*:*:*:*:* | ||
cpe:2.3:a:winscp:winscp:4.3.7:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=718779
- http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html
- http://lists.opensuse.org/opensuse-updates/2013-08/msg00041.html
- http://secunia.com/advisories/54379
- http://secunia.com/advisories/54517
- http://secunia.com/advisories/54533
- http://svn.tartarus.org/sgt?view=revision&sortby=date&revision=9896
- http://winscp.net/tracker/show_bug.cgi?id=1017
- http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-signature-stringlen.html
- http://www.debian.org/security/2013/dsa-2736
- http://www.search-lab.hu/advisories/secadv-20130722
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=718779
- http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html
- http://lists.opensuse.org/opensuse-updates/2013-08/msg00041.html
- http://secunia.com/advisories/54379
- http://secunia.com/advisories/54517
- http://secunia.com/advisories/54533
- http://svn.tartarus.org/sgt?view=revision&sortby=date&revision=9896
- http://winscp.net/tracker/show_bug.cgi?id=1017
- http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-signature-stringlen.html
- http://www.debian.org/security/2013/dsa-2736
- http://www.search-lab.hu/advisories/secadv-20130722