CVE-2021-44694

Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial of service in the device.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H
siemensCNA
5.5 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H/E:P/RL:O/RC:C
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 20%
VendorProductVersion
siemenssimatic_s7-plcsim_advanced_firmware
𝑥
< 5.0
siemenssimatic_s7-1200_cpu_1211c_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_1212c_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_1212fc_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_1214_fc_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_1214c_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_1214fc_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_1215_fc_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_1215c_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_1215fc_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_1217c_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_12_1211c_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_12_1212c_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_12_1212fc_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_12_1214c_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_12_1214fc_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_12_1215c_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_12_1215fc_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1200_cpu_12_1217c_firmware
𝑥
< 4.6.0
siemenssiplus_s7-1200_cp_1243-1_rail_firmware
𝑥
< 4.6.0
siemenssiplus_s7-1200_cp_1243-1_firmware
𝑥
< 4.6.0
siemenssimatic_s7-1500_cpu_1507s_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1507s_f_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1508s_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1508s_f_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1510sp_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1510sp-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1511-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1511-1_pn_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1511c_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1511c-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1511f-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1511f-1_pn_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1511t-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1511tf-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1512c_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1512c-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1512sp-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1512spf-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1513-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1513-1_pn_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1513f-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1513f-1_pn_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1513r-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1515-2_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1515-2_pn_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_151511c-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_151511f-1_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1515f-2_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1515f-2_pn_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1515r-2_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1515t-2_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1515tf-2_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1516-3_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1516-3_dp_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1516-3_pn_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1516-3_pn\/dp_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1516f-3_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1516f-3_pn\/dp_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1516pro-2_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1516pro_f_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1516t-3_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1516tf-3_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1517-3_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1517-3_dp_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1517-3_pn_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1517-3_pn\/dp_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1517f-3_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1517f-3_pn\/dp_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1517tf-3_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1518_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1518-4_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1518-4_dp_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1518-4_pn_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1518-4_pn\/dp_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1518-4_pn\/dp_mfp_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1518f-4_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1518f-4_pn\/dp_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1518hf-4_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1518t-4_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_1518tf-4_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_15pro-2_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_15prof-2_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_cpu_1513pro-2_firmware
𝑥
< 3.0.1
siemenssimatic_s7-1500_cpu_cpu_1513prof-2_firmware
𝑥
< 3.0.1
siemenssiplus_et_200sp_cp_1542sp-1_irc_tx_rail_firmware
𝑥
< 3.0.1
siemenssiplus_et_200sp_cp_1543sp-1_isec_firmware
𝑥
< 3.0.1
siemenssiplus_et_200sp_cp_1543sp-1_isec_tx_rail_firmware
𝑥
< 3.0.1
siemenssimatic_et_200_sp_open_controller_cpu_1515sp_pc_firmware
-
siemenssimatic_s7-1500_software_controller_firmware
-
siemenssiplus_tim_1531_irc_firmware
-
siemenstim_1531_irc_firmware
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://cert-portal.siemens.com/productcert/pdf/ssa-382653.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-382653.pdf