No exploitation reported

CVE-2013-2056

No exploitation reported by the sources we read.

Published2013-07-31
WeaknessCWE-287 · CWE-306

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A flaw was found in Red Hat Network Satellite. The Inter-Satellite Sync (ISS) operation, which synchronizes data between satellites, does not properly verify the authenticity of clients. This allows remote attackers to bypass the initial authentication process and obtain sensitive channel content. This vulnerability leads to unauthorized information disclosure.

Timeline

dates in UTC

2013-07-3113:20CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-31 15:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2013-2056?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2013-2056?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Redhat satellite

Branch	Affected	Fixed in	Source
5.3	= 5.3	no fix published	NVD
5.4	= 5.4	no fix published	NVD
5.5	= 5.5	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

rhn.redhat.comVendor Advisory
secunia.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.17.5read 2026-10-31
NVDCVSS 2.05read 2026-10-31
NVDweakness (CWE)CWE-287, CWE-306read 2026-10-31
FIRST EPSSEPSS score2.4 %2026-10-30

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published: 2013-07-31
Last Modified: 2026-10-30
NVD status: Modified

Frequently asked questions

What is CVE-2013-2056?

Is CVE-2013-2056 actively exploited?

Active exploitation of CVE-2013-2056 has not been confirmed. Its EPSS score was 2.4% on 2026-10-30, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2013-2056?

CVE-2013-2056 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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