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Siemens SCALANCE XCM332 Improper Validation of Syntactic Correctness of Input (CVE-2022-35252)

low Tenable OT Security Plugin ID 501082

Synopsis

The remote OT asset is affected by a vulnerability.

Description

When curl is used to retrieve and parse cookies from a HTTP(S) server, itaccepts cookies using control codes that when later are sent back to a HTTPserver might make the server return 400 responses. Effectively allowing asister site to deny service to all siblings.

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Solution

The following text was originally created by the Cybersecurity and Infrastructure Security Agency (CISA). The original can be found at CISA.gov.

Siemens has released an update for the SCALANCE XCM332 and recommends updating to the latest version:

- SCALANCE XCM332 (6GK5332-0GA01-2AC2): Update to V2.2 or later version

As a general security measure, Siemens recommends protecting network access to devices with appropriate mechanisms. To operate the devices in a protected IT environment, Siemens recommends configuring the environment according to Siemens’ operational guidelines for industrial security and following the recommendations in the product manuals. Additional information on Industrial Security by Siemens can be found at the Siemens Industrial Security web page.

For further inquiries on security vulnerabilities in Siemens products and solutions, users should contact the Siemens ProductCERT.

For more information see the associated Siemens security advisory SSA-558014 in HTML and CSAF.

See Also

http://www.nessus.org/u?4af41997

https://cert-portal.siemens.com/productcert/html/ssa-558014.html

https://hackerone.com/reports/1613943

https://security.netapp.com/advisory/ntap-20220930-0005/

https://security.gentoo.org/glsa/202212-01

https://support.apple.com/kb/HT213604

https://www.cisa.gov/news-events/ics-advisories/icsa-23-103-09

https://support.apple.com/kb/HT213603

http://seclists.org/fulldisclosure/2023/Jan/21

http://seclists.org/fulldisclosure/2023/Jan/20

https://lists.debian.org/debian-lts-announce/2023/01/msg00028.html

Plugin Details

Severity: Low

ID: 501082

Version: 1.2

Type: remote

Family: Tenable.ot

Published: 5/2/2023

Updated: 7/24/2023

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 2.2

CVSS v2

Risk Factor: Low

Base Score: 2.6

Temporal Score: 2

Vector: CVSS2#AV:N/AC:H/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2022-35252

CVSS v3

Risk Factor: Low

Base Score: 3.7

Temporal Score: 3.4

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:siemens:scalance_xcm332_firmware

Required KB Items: Tenable.ot/Siemens

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/23/2022

Vulnerability Publication Date: 9/23/2022

Reference Information

CVE: CVE-2022-35252

GLSA: GLSA-202212-01