How severe is CVE-2016-5004?

CVE-2016-5004 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-5004 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-5004?

CVE-2016-5004 affects Apache Ws-xmlrpc. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-5004?

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

When was CVE-2016-5004 published?

CVE-2016-5004 was published on 2017-06-06 and last updated on 2026-06-17.

CVE-2016-5004

CVE-2016-5004 is a medium-severity vulnerability in Apache Ws-xmlrpc with a CVSS 3.x base score of 6.5. 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-400.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 6% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Apache Ws-xmlrpc
Published: 2017-06-06
Last modified: 2026-06-17

Description

The Content-Encoding HTTP header feature in ws-xmlrpc 3.1.3 as used in Apache Archiva allows remote attackers to cause a denial of service (resource consumption) by decompressing a large file containing zeroes.

Frequently asked questions

What is CVE-2016-5004?: The Content-Encoding HTTP header feature in ws-xmlrpc 3.1.3 as used in Apache Archiva allows remote attackers to cause a denial of service (resource consumption) by decompressing a large file containing zeroes.
How severe is CVE-2016-5004?: CVE-2016-5004 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-5004 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-5004?: CVE-2016-5004 affects Apache Ws-xmlrpc. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-5004?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-5004 published?: CVE-2016-5004 was published on 2017-06-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:ws-xmlrpc:3.1.3:*:*:*:*:*:*:*

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