How severe is CVE-2012-6094?

CVE-2012-6094 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-2012-6094 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-6094?

CVE-2012-6094 primarily affects Apple Cups. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-6094?

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-2012-6094 published?

CVE-2012-6094 was published on 2019-12-20 and last updated on 2026-06-16.

CVE-2012-6094

CVE-2012-6094 is a critical-severity vulnerability in Apple Cups 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-863.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Apple Cups
Published: 2019-12-20
Last modified: 2026-06-16

Description

cups (Common Unix Printing System) 'Listen localhost:631' option not honored correctly which could provide unauthorized access to the system

Frequently asked questions

What is CVE-2012-6094?: cups (Common Unix Printing System) 'Listen localhost:631' option not honored correctly which could provide unauthorized access to the system
How severe is CVE-2012-6094?: CVE-2012-6094 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-2012-6094 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-6094?: CVE-2012-6094 primarily affects Apple Cups. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-6094?: 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-2012-6094 published?: CVE-2012-6094 was published on 2019-12-20 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:apple:cups:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

More vulnerabilities in Apple Cups

CVE-2008-5184 — Critical (CVSS 10.0): The web interface (cgi-bin/admin.c) in CUPS before 1.3.8 uses the guest username when a user is not logged on to the…
CVE-2008-3641 — Critical (CVSS 10.0): The Hewlett-Packard Graphics Language (HPGL) filter in CUPS before 1.3.9 allows remote attackers to execute arbitrary…
CVE-2008-0053 — Critical (CVSS 10.0): Multiple buffer overflows in the HP-GL/2-to-PostScript filter in CUPS before 1.3.6 might allow remote attackers to…
CVE-2010-2941 — Critical (CVSS 9.8): ipp.c in cupsd in CUPS 1.4.4 and earlier does not properly allocate memory for attribute values with invalid string…
CVE-2004-2154 — Critical (CVSS 9.8): CUPS before 1.1.21rc1 treats a Location directive in cupsd.conf as case sensitive, which allows attackers to bypass…
CVE-2017-18190 — High (CVSS 7.5): A localhost.localdomain whitelist entry in valid_host() in scheduler/client.c in CUPS before 2.2.2 allows remote…

All CVEs affecting Apple Cups →

Other CWE-863 (Incorrect Authorization) vulnerabilities

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CVE-2026-48303 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9394 and earlier are affected by an Incorrect Authorization…
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CVE-2026-46595 — Critical (CVSS 10.0): Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…
CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
CVE-2026-32213 — Critical (CVSS 10.0): Improper authorization in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a network.

Browse all CWE-863 (Incorrect Authorization) vulnerabilities →