CVE-2013-4206

Summary

CVECVE-2013-4206
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-08-19 23:55:00 UTC
Updated2021-08-06 16:58:00 UTC
DescriptionHeap-based buffer underflow in the modmul function in sshbn.c in PuTTY before 0.63 allows remote SSH servers to cause a denial of service (crash) and possibly trigger memory corruption or code execution via a crafted DSA signature, which is not properly handled when performing certain bit-shifting operations during modular multiplication.

Risk And Classification

Problem Types: CWE-119

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Putty Putty 0.45 All All All
Application Putty Putty 0.46 All All All
Application Putty Putty 0.47 All All All
Application Putty Putty 0.48 All All All
Application Putty Putty 0.49 All All All
Application Putty Putty 0.50 All All All
Application Putty Putty 0.51 All All All
Application Putty Putty 0.52 All All All
Application Putty Putty 0.53b All All All
Application Putty Putty 0.54 All All All
Application Putty Putty 0.55 All All All
Application Putty Putty 0.56 All All All
Application Putty Putty 0.57 All All All
Application Putty Putty 0.58 All All All
Application Putty Putty 0.59 All All All
Application Putty Putty 0.60 All All All
Application Putty Putty 0.61 All All All
Application Putty Putty 2010-06-01 r8967 All All
Application Putty Putty 0.45 All All All
Application Putty Putty 0.46 All All All
Application Putty Putty 0.47 All All All
Application Putty Putty 0.48 All All All
Application Putty Putty 0.49 All All All
Application Putty Putty 0.50 All All All
Application Putty Putty 0.51 All All All
Application Putty Putty 0.52 All All All
Application Putty Putty 0.53b All All All
Application Putty Putty 0.54 All All All
Application Putty Putty 0.55 All All All
Application Putty Putty 0.56 All All All
Application Putty Putty 0.57 All All All
Application Putty Putty 0.58 All All All
Application Putty Putty 0.59 All All All
Application Putty Putty 0.60 All All All
Application Putty Putty 0.61 All All All
Application Simon Tatham Putty 0.53 All All All
Application Simon Tatham Putty 2010-06-01 r8967 All All
Application Simon Tatham Putty All All All All
Application Simon Tatham Putty 0.53 All All All
Application Simon Tatham Putty 2010-06-01 r8967 All All

References

ReferenceSourceLinkTags
PuTTY vulnerability vuln-modmul CONFIRM www.chiark.greenend.org.uk Vendor Advisory
svn.tartarus.org/sgt/putty/sshbn.c CONFIRM svn.tartarus.org Patch
Debian -- Security Information -- DSA-2736-1 putty DEBIAN www.debian.org
oss-security - CVE request: three additional flaws fixed in putty 0.63 MLIST www.openwall.com
About Secunia Research | Flexera SECUNIA secunia.com
Security Advisory SA54379 - Debian update for putty - Secunia SECUNIA secunia.com Vendor Advisory
openSUSE-SU-2013:1347-1: moderate: filezilla: 3.7.3 version and security SUSE lists.opensuse.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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