Vulnerability Details CVE-2016-2563
Stack-based buffer overflow in the SCP command-line utility in PuTTY before 0.67 and KiTTY 0.66.6.3 and earlier allows remote servers to cause a denial of service (stack memory corruption) or execute arbitrary code via a crafted SCP-SINK file-size response to an SCP download request.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.347
EPSS Ranking 96.8%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00131.html
- http://seclists.org/fulldisclosure/2016/Mar/22
- http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-pscp-sink-sscanf.html
- http://www.securityfocus.com/bid/84296
- http://www.securitytracker.com/id/1035257
- https://github.com/tintinweb/pub/tree/master/pocs/cve-2016-2563
- https://security.gentoo.org/glsa/201606-01
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00131.html
- http://seclists.org/fulldisclosure/2016/Mar/22
- http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-pscp-sink-sscanf.html
- http://www.securityfocus.com/bid/84296
- http://www.securitytracker.com/id/1035257
- https://github.com/tintinweb/pub/tree/master/pocs/cve-2016-2563
- https://security.gentoo.org/glsa/201606-01
Products affected by CVE-2016-2563
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cpe:2.3:a:9bis:kitty:0.66.6.3
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cpe:2.3:a:simon_tatham:putty:-
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cpe:2.3:a:simon_tatham:putty:0.45
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cpe:2.3:a:simon_tatham:putty:0.46
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cpe:2.3:a:simon_tatham:putty:0.47
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cpe:2.3:a:simon_tatham:putty:0.48
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cpe:2.3:a:simon_tatham:putty:0.49
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cpe:2.3:a:simon_tatham:putty:0.50
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cpe:2.3:a:simon_tatham:putty:0.51
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cpe:2.3:a:simon_tatham:putty:0.52
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cpe:2.3:a:simon_tatham:putty:0.53
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cpe:2.3:a:simon_tatham:putty:0.53b
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cpe:2.3:a:simon_tatham:putty:0.54
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cpe:2.3:a:simon_tatham:putty:0.55
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cpe:2.3:a:simon_tatham:putty:0.56
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cpe:2.3:a:simon_tatham:putty:0.57
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cpe:2.3:a:simon_tatham:putty:0.58
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cpe:2.3:a:simon_tatham:putty:0.59
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cpe:2.3:a:simon_tatham:putty:0.60
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cpe:2.3:a:simon_tatham:putty:0.61
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cpe:2.3:a:simon_tatham:putty:0.62
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cpe:2.3:a:simon_tatham:putty:0.63
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cpe:2.3:a:simon_tatham:putty:0.65
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cpe:2.3:a:simon_tatham:putty:0.66