Vulnerability Details : 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 code execution. An attacker could send a malicious packet to trigger this vulnerability.

Vulnerability category: Overflow

Published 2023-03-30 15:15:07

Updated 2023-05-27 04:15:25

Source Talos

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2023-25076

Probability of exploitation activity in the next 30 days: 0.19%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 55 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2023-25076

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Source
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	nvd@nist.gov
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	talos-cna@cisco.com
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2023-25076

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

Assigned by: talos-cna@cisco.com (Primary)

References for CVE-2023-25076

https://github.com/dlundquist/sniproxy/commit/f8d9a433fe22ab2fa15c00179048ab02ae23d583

address: fix buffer overflow · dlundquist/sniproxy@f8d9a43 · GitHub
Patch
https://lists.debian.org/debian-lts-announce/2023/04/msg00030.html

[SECURITY] [DLA 3406-1] sniproxy security update
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1731

TALOS-2023-1731 || Cisco Talos Intelligence Group - Comprehensive Threat Intelligence
Exploit;Mitigation;Third Party Advisory
https://www.debian.org/security/2023/dsa-5413

Debian -- Security Information -- DSA-5413-1 sniproxy

Products affected by CVE-2023-25076

Sniproxy Project » Sniproxy » Version: 0.6.1
cpe:2.3:a:sniproxy_project:sniproxy:0.6.1:*:*:*:*:*:*:*
Matching versions
Sniproxy Project » Sniproxy » Version: 0.6.0-2
cpe:2.3:a:sniproxy_project:sniproxy:0.6.0-2:*:*:*:*:*:*:*
Matching versions