7.5
HIGH
CVE-2023-0656
SonicOS Stack-based Buffer Overflow Denial of Service Vulnerability
Description

A Stack-based buffer overflow vulnerability in the SonicOS allows a remote unauthenticated attacker to cause Denial of Service (DoS), which could cause an impacted firewall to crash.

INFO

Published Date :

March 2, 2023, 10:15 p.m.

Last Modified :

March 10, 2023, 9:04 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2023-0656 has a 2 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2023-0656 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Sonicwall sonicos
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-0656.

URL Resource
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2023-0004 Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

None

Python

Updated: 4 months, 1 week ago
18 stars 5 fork 5 watcher
Born at : Jan. 12, 2024, 8:03 p.m. This repo has been linked 2 different CVEs too.

📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.

security cve exploit poc vulnerability

Updated: 2 months, 1 week ago
6375 stars 1107 fork 1107 watcher
Born at : Dec. 8, 2019, 1:03 p.m. This repo has been linked 904 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-0656 vulnerability anywhere in the article.

  • Cybersecurity News
Akira Ransomware Exploits SonicWall SSLVPN Flaw (CVE-2024-40766)

SonicWall has issued a warning: the recently patched critical access control vulnerability, tracked as CVE-2024-40766, is now actively exploited in the wild. The flaw, originally thought to impact onl ... Read more

Published Date: Sep 09, 2024 (2 months, 1 week ago)

The following table lists the changes that have been made to the CVE-2023-0656 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Mar. 10, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2023-0004 No Types Assigned https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2023-0004 Vendor Advisory
    Added CWE NIST CWE-787
    Added CPE Configuration AND OR *cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:* versions up to (including) 7.0.1-5111 OR cpe:2.3:h:sonicwall:nsa_2700:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsa_3700:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsa_4700:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsa_5700:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsa_6700:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nssp_10700:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nssp_11700:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nssp_13700:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsv_270:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsv_470:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsv_870:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:tz270:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:tz270w:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:tz370:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:tz370w:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:tz470:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:tz470w:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:tz570:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:tz570p:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:tz570w:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:tz670:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:* versions up to (including) 7.0.1-5083 OR cpe:2.3:h:sonicwall:nssp_15700:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:* versions up to (including) 6.5.4.4-44v-21-1551 OR cpe:2.3:h:sonicwall:nsv_10:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsv_100:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsv_1600:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsv_200:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsv_25:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsv_300:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsv_400:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsv_50:-:*:*:*:*:*:*:* cpe:2.3:h:sonicwall:nsv_800:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-0656 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-0656 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.25 }} 0.01%

score

0.65411

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability