CVE-2013-4206

Common Vulnerabilities and Exposures

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Upstream information

CVE-2013-4206 at MITRE

Description

Heap-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.

NVD CVSS v2 Base Score: 6.8 (AV:N/AC:M/Au:N/C:P/I:P/A:P)

SUSE information

No SUSE Bugzilla entries cross referenced.

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
openSUSE 12.3
  • filezilla >= 3.7.3-5.4.1
  • filezilla-debuginfo >= 3.7.3-5.4.1
  • filezilla-debugsource >= 3.7.3-5.4.1
  • filezilla-lang >= 3.7.3-5.4.1
Patchnames:
openSUSE-2013-650