How severe is CVE-2011-4612?

CVE-2011-4612 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2011-4612 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-4612?

CVE-2011-4612 affects Xiph Icecast. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-4612?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-4612 published?

CVE-2011-4612 was published on 2012-11-20 and last updated on 2026-06-16.

CVE-2011-4612

CVE-2011-4612 is a medium-severity vulnerability in Xiph Icecast with a CVSS 2.0 base score of 5.0. 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-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Xiph Icecast
Published: 2012-11-20
Last modified: 2026-06-16

Description

icecast before 2.3.3 allows remote attackers to inject control characters such as newlines into the error loc (error.log) via a crafted URL.

Frequently asked questions

What is CVE-2011-4612?: icecast before 2.3.3 allows remote attackers to inject control characters such as newlines into the error loc (error.log) via a crafted URL.
How severe is CVE-2011-4612?: CVE-2011-4612 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2011-4612 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4612?: CVE-2011-4612 affects Xiph Icecast. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-4612?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-4612 published?: CVE-2011-4612 was published on 2012-11-20 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:xiph:icecast:*:*:*:*:*:*:*:*

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