Path Traversal in Yasr Screen Reader
CVE-2016-20041
Yasr 0.6.9-5 contains a buffer overflow vulnerability that allows local attackers to crash the application or execute arbitrary code by supplying an oversized argument to the -p parameter. Attackers can invoke yasr with a crafted payload containing junk data, shellcode, and a return address to overwrite the stack and trigger code execution.
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 (4.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 4.9% 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
- Yasr Screen Reader — versions 0.6.9-5
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/39734 (exploit)
- yasr.sourceforge.net/ (product)
- www.vulncheck.com/advisories/yasr-5-buffer-overflow-via-command-line-parameter (third-party-advisory)
Frequently asked questions
- What is CVE-2016-20041?
- CVE-2016-20041 is a high-severity vulnerability in Yasr Screen Reader, classified under Path Traversal. CVSS score: 8.4/10. Published 2026-03-28.
- How severe is CVE-2016-20041?
- High severity. CVSS v3 base score is 8.4 out of 10.