CVE-2016-20042
TRN 3.6-23 Stack Buffer Overflow Local Code Execution
- State
- Published
- Severity
- 8.6 High
- Published
- Mar 28, 2026
- Updated
- Mar 30, 2026
- Reserved
- Mar 28, 2026
Description
TRN 3.6-23 contains a stack buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized argument to the application. Attackers can craft a malicious command-line argument with 156 bytes of padding followed by a return address to overwrite the instruction pointer and execute shellcode with user privileges.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.6 High | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.4 High | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
Threaded USENET News Readertrn |
|
References
- ExploitDB-39764exploit
- Official Product Homepageproduct
- VulnCheck Advisory: TRN 3.6-23 Stack Buffer Overflow Local Code Executionthird-party-advisory
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