How severe is CVE-2023-42797?

CVE-2023-42797 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-42797 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-42797?

CVE-2023-42797 primarily affects Siemens Sicam A8000 Cp-8050 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-42797?

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

Does CVE-2023-42797 have an EU (EUVD) identifier?

Yes. CVE-2023-42797 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-47224.

When was CVE-2023-42797 published?

CVE-2023-42797 was published on 2024-01-09 and last updated on 2026-06-17.

CVE-2023-42797

CVE-2023-42797 is a medium-severity vulnerability in Siemens Sicam A8000 Cp-8050 Firmware with a CVSS 3.x base score of 6.6. 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-908.

Key facts

Severity: Medium (CVSS 3.x base score 6.6)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-47224
Weakness: CWE-908
Affected product: Siemens Sicam A8000 Cp-8050 Firmware
Published: 2024-01-09
Last modified: 2026-06-17

Description

A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05.20), CP-8050 MASTER MODULE (All versions < CPCI85 V05.20). The network configuration service of affected devices contains a flaw in the conversion of ipv4 addresses that could lead to an uninitialized variable being used in succeeding validation steps. By uploading specially crafted network configuration, an authenticated remote attacker could be able to inject commands that are executed on the device with root privileges during device startup.

Frequently asked questions

What is CVE-2023-42797?: A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05.20), CP-8050 MASTER MODULE (All versions < CPCI85 V05.20). The network configuration service of affected devices contains a flaw in the conversion of ipv4 addresses that could lead to an uninitialized variable being used in succeeding validation steps. By uploading specially crafted network configuration, an authenticated remote attacker could be able to inject commands that are executed on the device with root privileges during device startup.
How severe is CVE-2023-42797?: CVE-2023-42797 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-42797 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-42797?: CVE-2023-42797 primarily affects Siemens Sicam A8000 Cp-8050 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-42797?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-42797 have an EU (EUVD) identifier?: Yes. CVE-2023-42797 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-47224.
When was CVE-2023-42797 published?: CVE-2023-42797 was published on 2024-01-09 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-583634.pdf

Affected products (2)

cpe:2.3:o:siemens:sicam_a8000_cp-8050_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:sicam_a8000_cp-8031_firmware:*:*:*:*:*:*:*:*

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