Path Traversal in Iselect
CVE-2016-20048
iSelect 1.4.0-2+b1 contains a local buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized value to the -k/--key parameter. Attackers can craft a malicious argument containing a NOP sled, shellcode, and return address to overflow a 1024-byte stack buffer and gain code execution with user privileges.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.002 (6.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Iselect — versions 1.4.0-2+b1
Weakness classification (CWE)
References
- disclosure@vulncheck.com (exploit)
- disclosure@vulncheck.com (product)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2016-20048?
- CVE-2016-20048 is a high-severity vulnerability in Iselect, classified under Path Traversal. CVSS score: 8.4/10. Published 2026-03-28.
- How severe is CVE-2016-20048?
- High severity. CVSS v3 base score is 8.4 out of 10.