What’s Vulnerable › Vulnerabilities

CVE-2023-50734: A vulnerability has been identified in the PostScript interpreter in various Lexmark devices.

• Severity: critical (CVSS 9.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-28 · updated 2026-06-17
• Weakness: CWE-121

Description

A buffer overflow vulnerability has been identified in PostScript interpreter in various Lexmark devices. The vulnerability can be leveraged by an attacker to execute arbitrary code.

Affected products

• Lexmark 6500E: through lhs60.jr.p763
• Lexmark C2132: through lw90.vy4.p205
• Lexmark C746: through lhs60.cm2.p763
• Lexmark C925: through lhs60.hv.p763
• Lexmark C950: through lhs60.tp.p763
• Lexmark Cs317: through lw80.vyl.p249
• Lexmark Cs417: through lw80.vy2.p249
• Lexmark Cs748: through lhs60.cm4.p763
• Lexmark Cs796: through lhs60.hc.p763
• Lexmark Cslbl Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cslbn Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Csngv Firmware: through 222.030; from 230.001 through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Csnzj Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cstat Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cstgv Firmware: through 222.030; from 230.001 through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cstmh Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cstpc Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cstpp Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cstzj Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cx317: through lw80.gm2.p249
• Lexmark Cxlbl Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cxlbn Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cxnzj Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cxtat Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cxtgv Firmware: through 222.030; from 230.001 through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cxtmh Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cxtmm Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cxtpc Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cxtpp Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203
• Lexmark Cxtzj Firmware: through 230.041; from 230.075 through 230.078; from 230.200 through 230.203

References

• https://www.lexmark.com/en_us/solutions/security/lexmark-security-advisories.html
• https://www.lexmark.com/en_us/solutions/security/lexmark-security-advisories.html

Get alerted when CVE-2023-50734 or the next vulnerability affects your stack