CVE-2021-30189
published 2021-05-25CVE-2021-30189: CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow.
PriorityP354critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
1.27%
66.6th percentile
CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow.
Affected
28 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| codesys | v2_web_server | < 1.1.9.20 | 1.1.9.20 |
| wago | 750-8202_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8203_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8204_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8206_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8207_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8208_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8210_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8211_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8212_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8213_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8214_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8216_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-8217_firmware | < 03.06.19_\(18\) | 03.06.19_\(18\) |
| wago | 750-823_firmware | < fw08 | fw08 |
| wago | 750-829_firmware | < fw15 | fw15 |
| wago | 750-831_firmware | < fw15 | fw15 |
| wago | 750-832_firmware | < fw08 | fw08 |
| wago | 750-852_firmware | < fw15 | fw15 |
| wago | 750-862_firmware | < fw08 | fw08 |
| wago | 750-880_firmware | < fw16 | fw16 |
| wago | 750-881_firmware | < fw15 | fw15 |
| wago | 750-882_firmware | < fw15 | fw15 |
| wago | 750-885_firmware | < fw15 | fw15 |
| wago | 750-889_firmware | < fw15 | fw15 |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
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CISA ICS
CODESYS V2 web server
cisa_ics·2021-06-22·CVSS 9.8
[CRITICAL] CODESYS V2 web server
## Archived Content In an effort to keep CISA.gov current, the archive contains outdated information that may not reflect current policy or programs.
ICS Advisory
##
CODESYS V2 web server
Last RevisedJune 22, 2021
Alert CodeICSA-21-173-02
## 1. EXECUTIVE SUMMARY
- CVSS v3 9.8
- ATTENTION: Exploitable remotely/low attack complexity
- Vendor: CODESYS, GmbH
- Equipment: CODESYS V2 web server
- Vulnerabilities: Stack-based Buffer Overflow, Improper Access Control, Buffer Copy without Checking Size of Input, Improperly Implemented Security Check, Out-of-bounds Write, Out-of-bounds Read
## 2. RISK EVALUATION
Successful exploitation of these vulnerabilities may allow an attacker to read or write arbitrary memory or files in the CODESYS Contro
GHSA
GHSA-42p7-q2xh-94rj: CODESYS V2 Web-Server before 1
ghsa_unreviewed·2022-05-24
CVE-2021-30189 [CRITICAL] CWE-787 GHSA-42p7-q2xh-94rj: CODESYS V2 Web-Server before 1
CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://customers.codesys.com/index.phphttps://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14726&token=553da5d11234bbe1ceed59969d419a71bb8c8747&download=https://customers.codesys.com/index.phphttps://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14726&token=553da5d11234bbe1ceed59969d419a71bb8c8747&download=
2021-05-25
Published