Buffer overflow in Sniproxy
CVE-2023-25076
A buffer overflow vulnerability exists in the handling of wildcard backend hosts of SNIProxy 0.6.0-2 and the master branch (commit: 822bb80df9b7b345cc9eba55df74a07b498819ba). A specially crafted HTTP or TLS packet can lead to arbitrary cod…
Vulnerability class: Buffer Overflow
EPSS: 0.658 (99.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Sniproxy — versions 0.6.0-2, Master 822bb80df9b7b345cc9eba55df74a07b498819ba
- Sniproxy_project Sniproxy — versions 0.6.0-2, 0.6.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- talos-cna@cisco.com (Exploit, Third Party Advisory, Mitigation)
- talos-cna@cisco.com (Patch)
- talos-cna@cisco.com
- talos-cna@cisco.com
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-25076?
- CVE-2023-25076 is a critical-severity vulnerability in Sniproxy, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-03-30.
- How severe is CVE-2023-25076?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2023-25076 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.