CVE-2020-15796
published 2020-12-14CVE-2020-15796: A vulnerability has been identified in SIMATIC ET 200SP Open Controller (incl. SIPLUS variants) (V20.8), SIMATIC S7-1500 Software Controller (V20.8). The web…
PriorityP343high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
1.59%
72.9th percentile
A vulnerability has been identified in SIMATIC ET 200SP Open Controller (incl. SIPLUS variants) (V20.8), SIMATIC S7-1500 Software Controller (V20.8). The web server of the affected products contains a vulnerability that could allow a remote attacker to trigger a denial-of-service condition by sending a specially crafted HTTP request.
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| siemens | simatic_et_200sp_open_controller | — | — |
| siemens | simatic_et_200sp_open_controller_firmware | <= 20.8 | — |
| siemens | simatic_s7-1500_software_controller | — | — |
| siemens | simatic_s7-1500_software_controller_firmware | <= 20.8 | — |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
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CISA ICS
Siemens SIMATIC Controller Web Servers
cisa_ics·2020-12-08·CVSS 7.5
[HIGH] Siemens SIMATIC Controller Web Servers
## Archived Content In an effort to keep CISA.gov current, the archive contains outdated information that may not reflect current policy or programs.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
##
Siemens SIMATIC Controller Web Servers
Last RevisedDecember 08, 2020
Alert CodeICSA-20-343-09
## 1. EXECUTIVE SUMMARY
- CVSS v3 5.3
- ATTENTION: Exploitable remotely/low skill level to exploit
- Vendor: Siemens
- Equipment: SIMATIC Controller Web Servers
- Vulnerability: Uncaught Exception
## 2. RISK EVALUATION
Successful exploitation of this vulnerability could allow an attacker to cause a denial-of-service condition.
## 3. TECHNICAL DETAILS
## 3.1 AFFECTED PRODUCTS
Siemens reports the vulnerability affects the web server of the following SIMATIC controllers:
- SIMATI
GHSA
GHSA-mffw-j524-mrjp: A vulnerability has been identified in SIMATIC ET 200SP Open Controller (incl
ghsa_unreviewed·2022-05-24
CVE-2020-15796 [HIGH] CWE-248 GHSA-mffw-j524-mrjp: A vulnerability has been identified in SIMATIC ET 200SP Open Controller (incl
A vulnerability has been identified in SIMATIC ET 200SP Open Controller (incl. SIPLUS variants) (V20.8), SIMATIC S7-1500 Software Controller (V20.8). The web server of the affected products contains a vulnerability that could allow a remote attacker to trigger a denial-of-service condition by sending a specially crafted HTTP request.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2020-12-14
Published