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CVE-2016-5003

37
FAUCET Score

CVE-2016-5003 is a critical remote code execution vulnerability affecting Apache XML-RPC library version 3.1.3, specifically when used in Apache Archiva. An unauthenticated attacker can exploit this by sending a specially crafted serialized Java object within an <ex:serializable> element. This vulnerability carries a CVSS score of 9.8, indicating a severe impact with complete compromise of confidentiality, integrity, and availability. While no public exploits or Metasploit modules are available, and there's minimal community discussion, its high severity and ease of exploitation warrant immediate attention.

Impacted Technologies

VendorProductVersion(s)CPE
3.1.3CPE matchmatch criteria
cpe:2.3:a:apache:ws-xmlrpc:3.1.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
14.88%
Probability of exploitation in next 30 days
EPSS Percentile
96.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.1488 is in the 92nd percentile among its peer group of 36,821 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (15)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: xmlrpc3-0:3.0-4.17.el6_9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: xmlrpc-1:3.1.3-9.el7_5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Fuse 7.2Fixed in: camel
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6Fixed in: rh-java-common-xmlrpc-1:3.1.3-8.16.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUSFixed in: rh-java-common-xmlrpc-1:3.1.3-8.16.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-java-common-xmlrpc-1:3.1.3-8.16.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUSFixed in: rh-java-common-xmlrpc-1:3.1.3-8.16.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUSFixed in: rh-java-common-xmlrpc-1:3.1.3-8.16.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUSFixed in: rh-java-common-xmlrpc-1:3.1.3-8.16.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Virtualization 4 for Red Hat Enterprise Linux 7Fixed in: xmlrpc-1:3.1.3-9.el7_5
View patch
redhatno patchvia redhat_api
Product: Red Hat Fuse 7Fixed in: camel
redhatno patchvia redhat_api
Product: Red Hat JBoss Fuse 6Fixed in: camel
redhatno patchvia redhat_api
Product: Red Hat JBoss Fuse Integration Service 2Fixed in: xmlrpc-common
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: xmlrpc
redhatend of lifevia redhat_api
Product: Red Hat Storage 3Fixed in: xmlrpc-common

Vendor Advisories (2)

mavenGHSA-4gqp-296r-j5mqcritical

Apache XML-RPC vulnerable to Deserialization of Untrusted Data

May 14, 2022
redhatCVE-2016-5003Important

xmlrpc: Deserialization of untrusted Java object through <ex:serializable> tag

May 24, 2016

References

0ang3el.blogspot.ru / 2016/07/beware-of-ws-xmlrpc-library-in-your.html
ExploitThird Party Advisory
access.redhat.com / errata/RHSA-2018:1779
access.redhat.com / errata/RHSA-2018:1780
access.redhat.com / errata/RHSA-2018:1784
access.redhat.com / errata/RHSA-2018:2317
access.redhat.com / errata/RHSA-2018:3768
exchange.xforce.ibmcloud.com / vulnerabilities/115043
Third Party AdvisoryVDB Entry
security.gentoo.org / glsa/202401-26
openwall.com / lists/oss-security/2016/07/12/5
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2020/01/16/1
openwall.com / lists/oss-security/2020/01/24/2
securityfocus.com / bid/91736
Third Party AdvisoryVDB Entry
securityfocus.com / bid/91738
Third Party AdvisoryVDB Entry
securitytracker.com / id/1036294
Third Party AdvisoryVDB Entry