How severe is CVE-2022-46140?

CVE-2022-46140 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-46140 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-46140?

CVE-2022-46140 primarily affects Siemens Ruggedcom Rm1224 Lte(4g) Eu Firmware. In total, 101 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-46140?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-46140 published?

CVE-2022-46140 was published on 2022-12-13 and last updated on 2026-06-17.

CVE-2022-46140

CVE-2022-46140 is a medium-severity vulnerability in Siemens Ruggedcom Rm1224 Lte(4g) Eu Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-327.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 7.1
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-327
Affected product: Siemens Ruggedcom Rm1224 Lte(4g) Eu Firmware
Published: 2022-12-13
Last modified: 2026-06-17

Description

Affected devices use a weak encryption scheme to encrypt the debug zip file. This could allow an authenticated attacker to decrypt the contents of the file and retrieve debug information about the system.

Frequently asked questions

What is CVE-2022-46140?: Affected devices use a weak encryption scheme to encrypt the debug zip file. This could allow an authenticated attacker to decrypt the contents of the file and retrieve debug information about the system.
How severe is CVE-2022-46140?: CVE-2022-46140 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-46140 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-46140?: CVE-2022-46140 primarily affects Siemens Ruggedcom Rm1224 Lte(4g) Eu Firmware. In total, 101 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-46140?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-46140 published?: CVE-2022-46140 was published on 2022-12-13 and last updated on 2026-06-17.

References

Affected products (101)

cpe:2.3:o:siemens:ruggedcom_rm1224_lte\(4g\)_eu_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:ruggedcom_rm1224_lte\(4g\)_nam_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_m804pb_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_m812-1_adsl-router_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_m816-1_adsl-router_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_m826-2_shdsl-router_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_m874-2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_m874-3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_m876-3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_m876-4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_mum853-1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_mum856-1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_s615_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_s615_eec_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_sc622-2c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_sc626-2c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_sc632-2c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_sc636-2c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_sc642-2c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_sc646-2c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w721-1_rj45_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w722-1_rj45_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w734-1_rj45_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w738-1_m12_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w748-1_m12_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w761-1_rj45_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w774-1_m12_eec_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w774-1_m12_rj45_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w774-1_rj45_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w778-1_m12_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w778-1_m12_eec_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w786-1_rj45_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w786-2_rj45_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w786-2_sfp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w786-2ia_rj45_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w788-1_m12_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w788-1_rj45_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w788-2_m12_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w788-2_m12_eec_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w1748-1_m12_firmware:-:*:*:*:*:*:*:*

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