How severe is CVE-2018-16232?

CVE-2018-16232 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-16232 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16232?

CVE-2018-16232 primarily affects Ipfire. In total, 56 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-16232?

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-2018-16232 published?

CVE-2018-16232 was published on 2018-10-17 and last updated on 2026-06-17.

CVE-2018-16232

CVE-2018-16232 is a high-severity vulnerability in Ipfire with a CVSS 3.x base score of 8.8. 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-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Ipfire
Published: 2018-10-17
Last modified: 2026-06-17

Description

An authenticated command injection vulnerability exists in IPFire Firewall before 2.21 Core Update 124 in backup.cgi. This allows an authenticated user with privileges for the affected page to execute arbitrary commands.

Frequently asked questions

What is CVE-2018-16232?: An authenticated command injection vulnerability exists in IPFire Firewall before 2.21 Core Update 124 in backup.cgi. This allows an authenticated user with privileges for the affected page to execute arbitrary commands.
How severe is CVE-2018-16232?: CVE-2018-16232 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-16232 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16232?: CVE-2018-16232 primarily affects Ipfire. In total, 56 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-16232?: 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-2018-16232 published?: CVE-2018-16232 was published on 2018-10-17 and last updated on 2026-06-17.

References

Affected products (56)

cpe:2.3:a:ipfire:ipfire:1.49:*:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.1:*:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.1:core_update16:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.11:core_update53:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.11:core_update54:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.11:core_update59:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.11:core_update60:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.11:core_update62:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.11:core_update64:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.13:core_update66:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.13:core_update67:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.13:core_update71:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.13:core_update72:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.13:core_update73:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.13:core_update74:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.13:core_update75:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.13:core_update76:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.13:rc_1:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.13:rc_2:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.15:76_rc1:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.15:77_rc1:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.15:77_rc2:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.15:core_update79:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.15:core_update81:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.15:core_update82:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.15:core_update83:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.15:core_update84:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.15:core_update85:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.17:86_beta1:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.17:87_rc1:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.17:core_update88:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.17:core_update89:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.17:core_update91:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.17:core_update93:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.17:core_update95:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.17:core_update97:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.17:core_update98:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.17:core_update99:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.19:core_update100:*:*:*:*:*:*
cpe:2.3:a:ipfire:ipfire:2.19:core_update101:*:*:*:*:*:*

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