CVE-2022-27255
Realtek eCos RSDK MDLP Stack-Based Buffer Overflow
Description
In Realtek eCos RSDK 1.5.7p1 and MSDK 4.9.4p1, the SIP ALG function that rewrites SDP data has a stack-based buffer overflow. This allows an attacker to remotely execute code without authentication via a crafted SIP packet that contains malicious SDP data.
INFO
Published Date :
Aug. 1, 2022, 12:15 p.m.
Last Modified :
Nov. 21, 2024, 6:55 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2022-27255 has a 14 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-2022-27255
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.
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-2022-27255
.
URL | Resource |
---|---|
https://forum.defcon.org/node/241835 | Third Party Advisory |
https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2022-27255.pdf | Vendor Advisory |
https://forum.defcon.org/node/241835 | Third Party Advisory |
https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2022-27255.pdf | 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).
Slides and other reference material for RVASec 2024 presentation
Latest CVEs with their Proof of Concept exploits.
Python
All CVE - PoC in GitHub
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None
None
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Shell
None
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None
Collect some iot-related security articles, including vulnerability analysis, security conferences and papers, etc.
iot-security
None
None
Simple checker for CVE-2022-27255 using poc_crash and telnet availability
checker cve exploit poc python3
Python
None
Python Dockerfile Makefile C Shell
TOP All bugbounty pentesting CVE-2023- POC Exp RCE example payload Things
bugbounty cve exp exploit payload poc rce vulnerability
Shell
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-27255
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-27255
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 af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://forum.defcon.org/node/241835 Added Reference https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2022-27255.pdf -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Sep. 30, 2022
Action Type Old Value New Value Changed Reference Type https://forum.defcon.org/node/241835 No Types Assigned https://forum.defcon.org/node/241835 Third Party Advisory -
CVE Modified by [email protected]
Sep. 02, 2022
Action Type Old Value New Value Removed Reference https://source.android.com/security/bulletin/2022-06-01 [Not Applicable] Added Reference https://forum.defcon.org/node/241835 [No Types Assigned] -
Initial Analysis by [email protected]
Aug. 08, 2022
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://source.android.com/security/bulletin/2022-06-01 No Types Assigned https://source.android.com/security/bulletin/2022-06-01 Not Applicable Changed Reference Type https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2022-27255.pdf No Types Assigned https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2022-27255.pdf Vendor Advisory Added CWE NIST CWE-20 Added CPE Configuration AND OR *cpe:2.3:o:realtek:ecos_rsdk_firmware:1.5.7p1:*:*:*:*:*:*:* OR cpe:2.3:h:realtek:ecos_rsdk:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:realtek:ecos_msdk_firmware:4.9.4p1:*:*:*:*:*:*:* OR cpe:2.3:h:realtek:ecos_msdk:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-27255
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-2022-27255
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
5.02 }} -0.62%
score
0.92753
percentile