CVE-2016-20047
HIGH8.4CVSS v3
—CVSS v2
0.15%
EPSS (exploit probability)
CWE-787CWE
Description
EKG Gadu 1.9~pre+r2855-3+b1 contains a local buffer overflow vulnerability in the username handling that allows local attackers to execute arbitrary code by supplying an oversized username string. Attackers can trigger the overflow in the strlcpy function by passing a crafted buffer exceeding 258 bytes to overwrite the instruction pointer and execute shellcode with user privileges.
CVSS v3 vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected routers (0)
No routers currently mapped to this CVE in our database.