CVE-2019-10997
highpriority · track · 24EPSS 0.010 · 63 %ileDEEUUSEPSS · scored 2026-10-27
An issue was discovered on Phoenix Contact AXC F 2152 (No.2404267) before 2019.0 LTS and AXC F 2152 STARTERKIT (No.1046568) before 2019.0 LTS devices. Protocol Fuzzing on PC WORX Engineer by a man in the middle attacker stops the PLC service. The device must be rebooted, or the PLC service must be restarted manually via a Linux shell.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- Fixedphoenix_contact_psirt
Update to Firmware Release 2019.0 LTS or later. Update to PLCnext Engineer Release 2019.0 LTS or later. Update A, 30.08.2019 With Firmware Release 2019.6 an option was added to the web-based management that allows the user to permanently disable storage of configuration data to the SD-Card. The device can now be operated without SD-Card and ignores any inserted SD-Card. We recommend using this new configuration option for application scenarios where physical access to the device cannot be restricted effectively.
- FixedAXC F 2152cisa_csaf_ot
Follow the advice concerning SD card usage in the manual “Art.-Nr. 107708: UM EN AXC F 2152 Installing, starting up, and operating the AXC F 2152 controller um_en_axc_f_2152_107708_en_02.pdf” that can be found on the product page below:
https://www.phoenixcontact.com/online/portal/us/?uri=pxc-oc-itemdetail:pid=2404267&library=usen&pcck=P-21-14-01&tab=1&selectedCategory=ALL - MitigationAXC F 2152cisa_csaf_ot
Disable Basic128Rsa15 security policy in OPC Servers configuration. Use only Basic256 or higher.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.4–7.5
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (11)
Products and version ranges known to be affected.
- phoenixcontact axc f 2152 firmware< 2019.0_ltsnvdUScpe:2.3:o:phoenixcontact:axc_f_2152_firmware:*:*:*:*:*:*:*:*
- phoenixcontact axc f 2152 starterkit firmware< 2019.0_ltsnvdUScpe:2.3:o:phoenixcontact:axc_f_2152_starterkit_firmware:*:*:*:*:*:*:*:*
advisories (2)
Vendor and ecosystem advisories describing this.
- VDE-2019-009PHOENIX CONTACT: Multiple Vulnerabilities in AXC F 21522019-06-04csaf · phoenix_contact_psirtDE
Multiple vulnerabilities have been identified in PHOENIX CONTACT AXC F 2152 with firmware versions 1.x
- ICSA-19-155-01PHOENIX CONTACT PLCNext AXC F 21522019-06-04icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could allow an attacker to decrypt passwords, bypass authentication, and deny service to the device. In addition, these vulnerabilities could interact with third-party vulnerabilities to cause other impacts to integrity, confidentiality, and availability.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (8)
External citations — patches, advisories, analysis.
- https://dam-mdc.phoenixcontact.com/asset/156443151564/fa7be4d04c301f18c6cc0e0872193a42/Security_Advisory_AXC_F_2152_FW.pdfcnnvd
- https://ics-cert.us-cert.gov/advisories/ICSA-19-155-01cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-10997cnnvd
- https://www.phoenixcontact.com/Patchcnnvd
- https://www.phoenixcontact.com/online/portal/pc/pxc/offcontext/insite_landing_page/!ut/p/z1/xZRRT4MwFIV_DY_kdtC19ZHgsoWFuDkn0BdSoGB1FObI0H8v00czwCzEvjRNzjn33jb9gEMIXIuzKkSjKi0O3TniJGbW2l0t8cxnlm-hLVuScnnvd
- https://www.securityfocus.com/bid/108688cnnvd
- https://dam-mdc.phoenixcontact.com/asset/156443151564/fa7be4d04c301f18c6cc0e0872193a42/Security_Advisory_AXC_F_2152_FW.pdfenisa_euvd
- https://dam-mdc.phoenixcontact.com/asset/156443151564/fa7be4d04c301f18c6cc0e0872193a42/Security_Advisory_AXC_F_2152_FW.pdfMitigationVendor Advisorynvd
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