CVE-2019-9932

CVE-2019-9932 is a critical-severity vulnerability in Lexmark Cs31x Firmware with a CVSS 3.x base score of 9.8. 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-119.

Key facts

• Severity: Critical (CVSS 3.x base score 9.8)
• CVSS v2: 10.0
• EPSS exploit prediction: 2% (73rd percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Lexmark Cs31x Firmware
• Published: 2019-08-28
• Last modified: 2026-06-17

Description

Various Lexmark products have a Buffer Overflow (issue 2 of 3).

Frequently asked questions

What is CVE-2019-9932?

Various Lexmark products have a Buffer Overflow (issue 2 of 3).

How severe is CVE-2019-9932?

CVE-2019-9932 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-9932 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-9932?

CVE-2019-9932 primarily affects Lexmark Cs31x Firmware. In total, 71 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-9932?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-9932 published?

CVE-2019-9932 was published on 2019-08-28 and last updated on 2026-06-17.

References

• http://support.lexmark.com/index?page=content&id=TE920&locale=EN&userlocale=EN_US

Affected products (71)

• cpe:2.3:o:lexmark:cs31x_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:cs41x_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:cx310_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms310_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms312_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms317_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms410_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:m1140_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms315_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms415_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms417_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms51x_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms610dn_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms617_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:m1145_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:m3150dn_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms71x_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:m5163dn_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms810_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms811_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms812_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms817_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms818_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms810de_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:m5155_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:m5163_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms812de_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:m5170_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:ms91x_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:mx31x_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:xm1135_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:mx410_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:mx510_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:mx511_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:mx610_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:mx611_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:xm3150_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:mx71x_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:mx81x_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:lexmark:xm51xx_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Lexmark Cs31x Firmware

• CVE-2019-9933 — Critical (CVSS 9.8): Various Lexmark products have a Buffer Overflow (issue 3 of 3).
• CVE-2019-9930 — Critical (CVSS 9.8): Various Lexmark products have an Integer Overflow.
• CVE-2019-10058 — Critical (CVSS 9.1): Various Lexmark products have Incorrect Access Control.
• CVE-2019-9931 — High (CVSS 7.5): Various Lexmark printers contain a denial of service vulnerability in the SNMP service that can be exploited to crash…
• CVE-2019-10057 — Medium (CVSS 6.5): Various Lexmark products have CSRF.
• CVE-2020-10094 — Medium (CVSS 5.4): A cross-site scripting (XSS) vulnerability in Lexmark CS31x before LW74.VYL.P273; CS41x before LW74.VY2.P273; CS51x…

All CVEs affecting Lexmark Cs31x Firmware →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

• CVE-2026-77946 — Critical (CVSS 10.0): A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerability is the function…
• CVE-2026-76008 — Critical (CVSS 10.0): A flaw has been found in Comfast CF-N1-S 2.6.0.1. This affects the function get_para_from_uri of the file…
• CVE-2026-75784 — Critical (CVSS 10.0): A vulnerability was detected in TRENDnet TEW-WLC100 1v2.07b01. Affected by this issue is the function FUN_0040da4c of…
• CVE-2026-74843 — Critical (CVSS 10.0): A vulnerability was determined in Wavlink WN531P3 and WN535M1 V250922. Affected by this vulnerability is the function…
• CVE-2026-16367 — Critical (CVSS 10.0): Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox…
• CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →