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Lexmark

Lexmark Cs421 Firmware: vulnerabilities and CVEs

Lexmark Cs421 Firmware has 7 published vulnerabilities, 0 of them in the last 12 months. 4 are rated critical and 0 are listed by CISA as actively exploited.

CVEs7
Last 12 months0
Critical4
Actively exploited0

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Latest vulnerabilities

CVESeverityEPSSActive exploitationPublishedDescription
CVE-2023-23560Critical (9.8)14%—Jan 23, 2023
In certain Lexmark products through 2023-01-12, SSRF can occur because of a lack of input validation.
CVE-2023-22960High (7.5)28%—Jan 23, 2023
Lexmark products through 2023-01-10 have Improper Control of Interaction Frequency.
CVE-2022-29850High (8.1)1.0%—Aug 26, 2022
Various Lexmark products through 2022-04-27 allow an attacker who has already compromised an affected Lexmark device to maintain persistence across reboots.
CVE-2021-44737High (8.8)1.4%—Jan 20, 2022
PJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged to overwrite internal configuration files.
CVE-2021-44735Critical (9.8)7.0%—Jan 20, 2022
Embedded web server command injection vulnerability in Lexmark devices through 2021-12-07.
CVE-2021-44734Critical (9.8)6.4%—Jan 20, 2022
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-2021-44738Critical (9.8)3.3%—Jan 20, 2022
Buffer overflow vulnerability has been identified in Lexmark devices through 2021-12-07 in postscript interpreter.

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