Apache HttpClient up to 4.5.12/5.0.2 URI Object privilege escalation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Apache HttpClient up to 4.5.12/5.0.2. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component URI Object Handler. The manipulation results in an unknown weakness. This vulnerability was named CVE-2020-13956. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Apache HttpClient up to 4.5.12/5.0.2. Affected is some unknown processing of the component URI Object Handler. The impact remains unknown.

The weakness was presented 12/02/2020. The advisory is shared for download at lists.apache.org. This vulnerability is traded as CVE-2020-13956. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 212569 (SUSE SLED15 / SLES15 / openSUSE 15 Security Update : httpcomponents-client, httpcomponents-core (SUSE-SU-2024:4036-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.5.13 or 5.0.3 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (212569) and CERT Bund (WID-SEC-2025-2372). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

• Oracle Siebel CRM

Productinfo

Vendor

• Apache

Name

• HttpClient

Version

• 4.5.0
• 4.5.1
• 4.5.2
• 4.5.3
• 4.5.4
• 4.5.5
• 4.5.6
• 4.5.7
• 4.5.8
• 4.5.9
• 4.5.10
• 4.5.11
• 4.5.12
• 5.0.0
• 5.0.1
• 5.0.2

License

• open-source

Website

• Vendor: https://www.apache.org/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 212569
Nessus Name: SUSE SLED15 / SLES15 / openSUSE 15 Security Update : httpcomponents-client, httpcomponents-core (SUSE-SU-2024:4036-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: HttpClient 4.5.13/5.0.3

Timelineinfo

06/08/2020 🔍
12/02/2020 +177 days 🔍
12/02/2020 +0 days 🔍
12/01/2025 +1825 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: lists.apache.org
Status: Confirmed

CVE: CVE-2020-13956 (🔍)
GCVE (CVE): GCVE-0-2020-13956
GCVE (VulDB): GCVE-100-165528
CERT Bund: WID-SEC-2025-2372 - Oracle Siebel CRM: Mehrere Schwachstellen

Entryinfo

Created: 12/02/2020 21:21
Updated: 12/01/2025 18:14
Changes: 12/02/2020 21:21 (36), 12/12/2020 07:38 (5), 12/12/2020 07:41 (18), 12/12/2024 18:25 (17), 10/22/2025 22:02 (7), 12/01/2025 18:14 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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