Buffer overflow in Troglobit Redir
CVE-2020-37182
Redir 3.3 contains a stack overflow vulnerability in the doproxyconnect() function that allows attackers to crash the application by sending oversized input. Attackers can exploit the sprintf() buffer without proper length checking to overwrite memory and cause a segmentation fault, resulting in program termination.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (40.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Troglobit Redir — versions 3.3
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/47919 (exploit)
- github.com/troglobit/redir (product)
- www.vulncheck.com/advisories/redir-denial-of-service (third-party-advisory)
Frequently asked questions
- What is CVE-2020-37182?
- CVE-2020-37182 is a high-severity vulnerability in Troglobit Redir, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-02-11.
- How severe is CVE-2020-37182?
- High severity. CVSS v3 base score is 7.5 out of 10.