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Fencer Intel
high 7.5

CVE-2019-10936 json

Affected devices improperly handle large amounts of specially crafted UDP packets.

published 7y ago modified 4mo ago also EUVD-2019-2650

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known

Summary

Affected devices improperly handle large amounts of specially crafted UDP packets.

This could allow an unauthenticated remote attacker to trigger a denial of service condition.

Patch / fix

  • Siemens SIMATIC CFU PA V1.2.0
  • Siemens SIMATIC ET 200MP IM 155-5 PN BA V4.3.0
  • Siemens SIMATIC ET 200MP IM 155-5 PN HF V4.4.0
  • Siemens SIMATIC ET 200SP IM 155-6 PN HF V4.2.2
  • Siemens SIMATIC ET 200SP IM 155-6 PN HS V4.0.1
  • Siemens SIMATIC ET 200SP IM 155-6 PN/2 HF V4.2.2
  • Siemens SIMATIC ET 200SP IM 155-6 PN/3 HF V4.2.1
  • Siemens SIMATIC ET 200SP Open Controller CPU 1515SP PC (incl. SIPLUS variants) V2.0

Is CVE-2019-10936 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-19-283-02 updated cvss 7.5

Siemens PROFINET Devices (Update K)

  • Siemens Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller Siemens Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200
    affected: mitigation, no fix planned
  • Siemens Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200P <V4.6_Patch_01
    affected: fixed in V4.6, mitigation support.industry.siemens.com
  • Siemens SIMATIC CFU PA (6ES7655-5PX11-0XX0) <V1.2.0
    affected: fixed in V1.2.0, mitigation
  • Siemens SIMATIC ET 200AL IM 157-1 PN (6ES7157-1AB00-0AB0) Siemens SIMATIC ET 200M (incl. SIPLUS variants)
    affected: mitigation, no fix planned
  • Siemens SIMATIC ET 200MP IM 155-5 PN BA (6ES7155-5AA00-0AA0) <V4.3.0
    affected: fixed in V4.3.0, mitigation
  • Siemens SIMATIC ET 200MP IM 155-5 PN HF (6ES7155-5AA00-0AC0) <V4.4.0
    affected: fixed in V4.4.0, mitigation
  • Siemens SIMATIC ET 200MP IM 155-5 PN ST (6ES7155-5AA00-0AB0) Siemens SIMATIC ET 200MP IM 155-5 PN ST (6ES7155-5AA01-0AB0) Siemens SIMATIC ET 200pro IM 154-3 PN HF (6ES7154-3AB00-0AB0) Siemens SIMATIC ET 200pro IM 154-4 PN HF (6ES7154-4AB10-0AB0)
    affected: mitigation, no fix planned
  • Siemens SIMATIC ET 200pro IM 154-8 PN/DP CPU (6ES7154-8AB01-0AB0) <V3.2.17
    affected: fixed in V3.2.17, mitigation support.industry.siemens.com
show 13 more
  • Siemens SIMATIC ET 200pro IM 154-8F PN/DP CPU (6ES7154-8FB01-0AB0) <V3.2.17
    affected: fixed in V3.2.17, mitigation support.industry.siemens.com
  • Siemens SIMATIC ET 200pro IM 154-8FX PN/DP CPU (6ES7154-8FX00-0AB0) <V3.2.17
    affected: fixed in V3.2.17, mitigation support.industry.siemens.com
  • Siemens SIMATIC ET 200S IM 151-8 PN/DP CPU (6ES7151-8AB01-0AB0) <V3.2.17
    affected: fixed in V3.2.17, mitigation support.industry.siemens.com
  • Siemens SIMATIC ET 200S IM 151-8F PN/DP CPU (6ES7151-8FB01-0AB0) <V3.2.17
    affected: fixed in V3.2.17, mitigation support.industry.siemens.com
  • Siemens SIMATIC ET 200SP IM 155-6 PN BA (6ES7155-6AR00-0AN0)
    affected: mitigation, no fix planned
  • Siemens SIMATIC ET 200SP IM 155-6 PN HA (incl. SIPLUS variants) <V1.2.1
    affected: fixed in V1.2.1, mitigation support.industry.siemens.com
  • Siemens SIMATIC ET 200SP IM 155-6 PN HF (6ES7155-6AU00-0CN0) <V4.2.2
    affected: fixed in V4.2.2, mitigation
  • Siemens SIMATIC ET 200SP IM 155-6 PN HS (6ES7155-6AU00-0DN0) <V4.0.1
    affected: fixed in V4.0.1, mitigation
  • Siemens SIMATIC ET 200SP IM 155-6 PN ST (6ES7155-6AU00-0BN0) Siemens SIMATIC ET 200SP IM 155-6 PN ST (6ES7155-6AU01-0BN0) Siemens SIMATIC ET 200SP IM 155-6 PN ST BA (6ES7155-6AA00-0BN0) Siemens SIMATIC ET 200SP IM 155-6 PN ST BA (6ES7155-6AA01-0BN0)
    affected: mitigation, no fix planned
  • Siemens SIMATIC ET 200SP IM 155-6 PN/2 HF (6ES7155-6AU01-0CN0) <V4.2.2
    affected: fixed in V4.2.2, mitigation
  • Siemens SIMATIC ET 200SP IM 155-6 PN/3 HF (6ES7155-6AU30-0CN0) <V4.2.1
    affected: fixed in V4.2.1, mitigation
  • Siemens SIMATIC ET 200SP Open Controller CPU 1515SP PC (incl. SIPLUS variants) <V2.0
    affected: fixed in V2.0, mitigation
  • Siemens SIMATIC ET200ecoPN, 4AO U/I 4xM12 (6ES7145-6HD00-0AB0) Siemens SIMATIC ET200ecoPN, 8 DIO, DC24V/1,3A, 8xM12 (6ES7147-6BG00-0AB0) Siemens SIMATIC ET200ecoPN, 8 DO, DC24V/2A, 8xM12 (6ES7142-6BR00-0AB0) Siemens SIMATIC ET200ecoPN, 8AI RTD/TC 8xM12 (6ES7144-6KD50-0AB0) Siemens SIMATIC ET200ecoPN, 8AI; 4 U/I; 4 RTD/TC 8xM12 (6ES7144-6KD00-0AB0) Siemens SIMATIC ET200ecoPN, 8DI, DC24V, 4xM12 (6ES7141-6BF00-0AB0)
    +6 more products
    Siemens SIMATIC ET200ecoPN, 8DI, DC24V, 8xM12 (6ES7141-6BG00-0AB0) Siemens SIMATIC ET200ecoPN, 8DO, DC24V/0,5A, 4xM12 (6ES7142-6BF50-0AB0) Siemens SIMATIC ET200ecoPN, 8DO, DC24V/1,3A, 4xM12 (6ES7142-6BF00-0AB0) Siemens SIMATIC ET200ecoPN, 8DO, DC24V/1,3A, 8xM12 (6ES7142-6BG00-0AB0) Siemens SIMATIC ET200ecoPN, 16DI, DC24V, 8xM12 (6ES7141-6BH00-0AB0) Siemens SIMATIC ET200ecoPN, 16DO DC24V/1,3A, 8xM12 (6ES7142-6BH00-0AB0)
    affected: mitigation, no fix planned

80 more affected in the full advisory

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2y ago

Exploit prediction

2.07% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

  • Siemens Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller
  • Siemens Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200
  • Siemens Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200P
  • Siemens SIMATIC CFU PA
  • Siemens SIMATIC ET 200AL IM 157-1 PN
  • Siemens SIMATIC ET 200M (incl. SIPLUS variants)
  • Siemens SIMATIC ET 200MP IM 155-5 PN BA
  • Siemens SIMATIC ET 200MP IM 155-5 PN HF
  • Siemens SIMATIC ET 200MP IM 155-5 PN ST
  • Siemens SIMATIC ET 200pro IM 154-3 PN HF
  • Siemens SIMATIC ET 200pro IM 154-4 PN HF
  • Siemens SIMATIC ET 200pro IM 154-8 PN/DP CPU
  • Siemens SIMATIC ET 200pro IM 154-8F PN/DP CPU
  • Siemens SIMATIC ET 200pro IM 154-8FX PN/DP CPU
  • Siemens SIMATIC ET 200S IM 151-8 PN/DP CPU
  • Siemens SIMATIC ET 200S IM 151-8F PN/DP CPU
  • Siemens SIMATIC ET 200SP IM 155-6 PN BA
  • Siemens SIMATIC ET 200SP IM 155-6 PN HA (incl. SIPLUS variants)
  • Siemens SIMATIC ET 200SP IM 155-6 PN HF
  • Siemens SIMATIC ET 200SP IM 155-6 PN HS
  • Siemens SIMATIC ET 200SP IM 155-6 PN ST
  • Siemens SIMATIC ET 200SP IM 155-6 PN ST BA
  • Siemens SIMATIC ET 200SP IM 155-6 PN/2 HF
  • Siemens SIMATIC ET 200SP IM 155-6 PN/3 HF
  • Siemens SIMATIC ET 200SP Open Controller CPU 1515SP PC (incl. SIPLUS variants)
  • Siemens SIMATIC ET200ecoPN, 16DI, DC24V, 8xM12
  • Siemens SIMATIC ET200ecoPN, 16DO DC24V/1,3A, 8xM12
  • Siemens SIMATIC ET200ecoPN, 4AO U/I 4xM12
  • Siemens SIMATIC ET200ecoPN, 8 DIO, DC24V/1,3A, 8xM12
  • Siemens SIMATIC ET200ecoPN, 8 DO, DC24V/2A, 8xM12
  • Siemens SIMATIC ET200ecoPN, 8AI RTD/TC 8xM12
  • Siemens SIMATIC ET200ecoPN, 8AI; 4 U/I; 4 RTD/TC 8xM12
  • Siemens SIMATIC ET200ecoPN, 8DI, DC24V, 4xM12
  • Siemens SIMATIC ET200ecoPN, 8DI, DC24V, 8xM12
  • Siemens SIMATIC ET200ecoPN, 8DO, DC24V/0,5A, 4xM12
  • Siemens SIMATIC ET200ecoPN, 8DO, DC24V/1,3A, 4xM12
  • Siemens SIMATIC ET200ecoPN, 8DO, DC24V/1,3A, 8xM12
  • Siemens SIMATIC ET200ecoPN: IO-Link Master
  • Siemens SIMATIC ET200S (incl. SIPLUS variants)
  • Siemens SIMATIC HMI Comfort Outdoor Panels (incl. SIPLUS variants)
  • Siemens SIMATIC HMI Comfort Panels (incl. SIPLUS variants)
  • Siemens SIMATIC HMI KTP Mobile Panels
  • Siemens SIMATIC PN/PN Coupler
  • Siemens SIMATIC PROFINET Driver
  • Siemens SIMATIC S7-1200 CPU family (incl. SIPLUS variants)
  • Siemens SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants)
  • Siemens SIMATIC S7-1500 Software Controller
  • Siemens SIMATIC S7-300 CPU 314C-2 PN/DP
  • Siemens SIMATIC S7-300 CPU 315-2 PN/DP
  • Siemens SIMATIC S7-300 CPU 315F-2 PN/DP

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.