What is the CVSS score of CVE-2013-4455?

CVE-2013-4455 has a CVSS 2.0 base score of 2.1 (Low). CVSS vector: AV:L/AC:L/Au:N/C:P/I:N/A:N. EPSS exploitation probability: 0.0%.

Is there a public PoC exploit available for CVE-2013-4455?

Yes, a public proof-of-concept exploit is available for CVE-2013-4455. Prioritise patching immediately. EPSS: 0.0%.

Is there a patch available for CVE-2013-4455?

Yes, a patch is available for CVE-2013-4455. Update the affected software to the latest version immediately.

Katello CVE-2013-4455

LOW

Permissions, Privileges, and Access Controls (CWE-264)

2014-05-14 secalert@redhat.com

Privilege Escalation Katello Katello Installer

2.1

CVSS 2.0 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-264 ASVS 5.0 V8 - Authorization Permission and access control MITRE ATT&CK 1 technique across 1 tactic: Privilege Escalation The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 2.1 (LOW). Attack characteristics: local attack vector, low complexity. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.04%.
Exploit ScenarioDerived	Successful exploitation could compromise the low-severity affected system.

Monitor Track and reassess. Why: LOW severity (CVSS 0.1-3.9).

Patch available 0.0% exploitation probability (EPSS)

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AnalysisAI

Katello Installer before 0.0.18 uses world-readable permissions for /etc/pki/tls/private/katello-node.key when deploying a child Pulp node, which allows local users to obtain the private key by. Rated low severity (CVSS 2.1), this vulnerability is low attack complexity. Public exploit code available.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-264. Katello Installer before 0.0.18 uses world-readable permissions for /etc/pki/tls/private/katello-node.key when deploying a child Pulp node, which allows local users to obtain the private key by reading the file. Affected products include: Katello Katello Installer. Version information: before 0.0.18.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 2.1 LOW

AV:L/AC:L/Au:N/C:P/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

Low

Confidentiality

Integrity

None

Availability

None

DescriptionCVE.org

Threat Intelligence Overview

EPSS Score

0.0%

Top 87% exploitable

Exploit

POC

Public exploit code exists

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS

GitHub

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity LOW

CISA KEV No

Public POC Yes

EPSS 0.0%

Patch available Yes

Active threat No

Deciding rule

LOW severity (CVSS 0.1-3.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Defer

Exploitation· derived

Poc

System Exposure· derived

Small

Automatable· derived

Human Impact· derived

Low

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +10

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Privilege Escalation HIGH

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.

Affected Products (CPE)CVE.org

cpe:2.3:a:katello:katello_installer:*:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.1:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.2:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.3:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.4:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.5:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.6:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.7:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.8:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.9:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.10:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.11:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.12:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.13:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.14:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.15:*:*:*:*:*:*:*

cpe:2.3:a:katello:katello_installer:0.0.16:*:*:*:*:*:*:*

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References

Advisories & patches

PATCH https://github.com/Katello/katello-installer/commit/15e01086bcb3f5d42525730e8b162bca11bec85e REF https://bugzilla.redhat.com/show_bug.cgi?id=1021784

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