Lexmark b3442 Firmware vulnerabilities

7 CVEs affecting Lexmark b3442 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2023-23560, published 2023-01-23.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2023-22960, published 2023-01-23. High severity, CVSS 7.5. EPSS: 27.8% chance of exploitation in the next 30 days. Lexmark products through 2023-01-10 have Improper Control of Interaction Frequency.
• CVE-2023-23560, published 2023-01-23. Critical severity, CVSS 9.8. EPSS: 13.9% chance of exploitation in the next 30 days. In certain Lexmark products through 2023-01-12, SSRF can occur because of a lack of input validation.
• CVE-2021-44735, published 2022-01-20. Critical severity, CVSS 9.8. EPSS: 7% chance of exploitation in the next 30 days. Embedded web server command injection vulnerability in Lexmark devices through 2021-12-07.
• CVE-2021-44734, published 2022-01-20. Critical severity, CVSS 9.8. EPSS: 6.2% chance of exploitation in the next 30 days. Embedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which can which can lead to remote code execution on the device.
• CVE-2021-44738, published 2022-01-20. Critical severity, CVSS 9.8. EPSS: 3.3% chance of exploitation in the next 30 days. Buffer overflow vulnerability has been identified in Lexmark devices through 2021-12-07 in postscript interpreter.
• CVE-2021-44737, published 2022-01-20. High severity, CVSS 8.8. EPSS: 1.4% chance of exploitation in the next 30 days. PJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged to overwrite internal configuration files.
• CVE-2022-29850, published 2022-08-26. High severity, CVSS 8.1. EPSS: 1% chance of exploitation in the next 30 days. Various Lexmark products through 2022-04-27 allow an attacker who has already compromised an affected Lexmark device to maintain persistence across reboots.