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Pulp CVE-2015-5263

HIGH
Improper Certificate Validation (CWE-295)
2017-09-25 secalert@redhat.com
8.1
CVSS 3.0 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V12 - Secure Communication Certificate validation
Impact

CVSS score of 8.1 (HIGH). Attack characteristics: network attack vector, high complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 0.30%.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.3% exploitation probability (EPSS)

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AnalysisAI

pulp-consumer-client 2.4.0 through 2.6.3 does not check the server's TLS certificate signatures when retrieving the server's public key upon registration. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required.

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

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Technical ContextAI · show details

This vulnerability is classified under CWE-295. pulp-consumer-client 2.4.0 through 2.6.3 does not check the server's TLS certificate signatures when retrieving the server's public key upon registration. Affected products include: Pulpproject Pulp. Version information: through 2.6.3.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.1 HIGH
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionCVE.org

pulp-consumer-client 2.4.0 through 2.6.3 does not check the server's TLS certificate signatures when retrieving the server's public key upon registration.

Threat Intelligence Overview

EPSS Score
0.3%
Top 47% exploitable
Data Quality
4 sources
Confidence: Medium

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 HIGH
CISA KEV No
Public POC No
EPSS 0.3%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
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
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

40
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +40
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:a:pulpproject:pulp:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.4.1:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.4.2:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.4.3:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.4.4:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.5.0:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.5.1:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.5.2:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.5.3:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.6.0:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.6.1:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.6.2:*:*:*:*:*:*:*
cpe:2.3:a:pulpproject:pulp:2.6.3:*:*:*:*:*:*:*

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