How severe is CVE-2018-16745?

CVE-2018-16745 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-16745 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16745?

CVE-2018-16745 affects Mgetty Project Mgetty. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16745?

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

When was CVE-2018-16745 published?

CVE-2018-16745 was published on 2018-09-13 and last updated on 2026-06-17.

CVE-2018-16745

CVE-2018-16745 is a high-severity vulnerability in Mgetty Project Mgetty with a CVSS 3.x base score of 7.8. 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: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Mgetty Project Mgetty
Published: 2018-09-13
Last modified: 2026-06-17

Description

An issue was discovered in mgetty before 1.2.1. In fax_notify_mail() in faxrec.c, the mail_to parameter is not sanitized. It could allow a buffer overflow if long untrusted input can reach it.

Frequently asked questions

What is CVE-2018-16745?: An issue was discovered in mgetty before 1.2.1. In fax_notify_mail() in faxrec.c, the mail_to parameter is not sanitized. It could allow a buffer overflow if long untrusted input can reach it.
How severe is CVE-2018-16745?: CVE-2018-16745 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-16745 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16745?: CVE-2018-16745 affects Mgetty Project Mgetty. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16745?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-16745 published?: CVE-2018-16745 was published on 2018-09-13 and last updated on 2026-06-17.

References

https://www.x41-dsec.de/lab/advisories/x41-2018-007-mgetty

Affected products (1)

cpe:2.3:a:mgetty_project:mgetty:*:*:*:*:*:*:*:*

More vulnerabilities in Mgetty Project Mgetty

CVE-2018-16744 — High (CVSS 7.8): An issue was discovered in mgetty before 1.2.1. In fax_notify_mail() in faxrec.c, the mail_to parameter is not…
CVE-2018-16743 — High (CVSS 7.8): An issue was discovered in mgetty before 1.2.1. In contrib/next-login/login.c, the command-line parameter username is…
CVE-2018-16742 — High (CVSS 7.8): An issue was discovered in mgetty before 1.2.1. In contrib/scrts.c, a stack-based buffer overflow can be triggered via…
CVE-2018-16741 — High (CVSS 7.8): An issue was discovered in mgetty before 1.2.1. In fax/faxq-helper.c, the function do_activate() does not properly…
CVE-2019-1010189 — Medium (CVSS 5.5): mgetty prior to version 1.2.1 is affected by: Infinite Loop. The impact is: DoS, the program does never terminates. The…
CVE-2019-1010190 — Medium (CVSS 5.5): mgetty prior to 1.2.1 is affected by: out-of-bounds read. The impact is: DoS, the program may crash if the memory is…

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