7.5
CVSSv2

CVE-2012-4562

Published: 30/11/2012 Updated: 29/08/2017
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

Multiple integer overflows in libssh prior to 0.5.3 allow remote malicious users to cause a denial of service (infinite loop or crash) and possibly execute arbitrary code via unspecified vectors, which triggers a buffer overflow, infinite loop, or possibly some other unspecified vulnerabilities.

Affected Products

Vendor Product Versions
LibsshLibssh0.4.7, 0.4.8, 0.5.0, 0.5.1, 0.5.2

Vendor Advisories

linssh could be made to crash or run programs if it received specially crafted network traffic ...
Multiple vulnerabilities were discovered in libssh by Florian Weimer and Xi Wang: CVE-2012-4559: multiple double free() flaws CVE-2012-4561: multiple invalid free() flaws CVE-2012-4562: multiple improper overflow checks Those could lead to a denial of service by making an SSH client linked to libssh crash, and maybe even arbitrary code exec ...