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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.002 (5.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 5.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Iselect — versions 1.4.0-2+b1
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/41076 (exploit)
- www.ossp.org/pkg/tool/iselect/ (product)
- www.vulncheck.com/advisories/iselect-2-b1-local-buffer-overflow-via-key-paramet… (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.