VDB-98517 · CVE-2017-5644 · BID 96983

Apache POI up to 3.14 OOXML File resource management

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 classified as problematic has been found in Apache POI up to 3.14. Affected by this issue is some unknown functionality. Performing a manipulation as part of OOXML File results in resource management. This vulnerability is reported as CVE-2017-5644. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Apache POI up to 3.14. This affects some unknown processing. The manipulation as part of a OOXML File leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

Apache POI in versions prior to release 3.15 allows remote attackers to cause a denial of service (CPU consumption) via a specially crafted OOXML file, aka an XML Entity Expansion (XEE) attack.

The bug was discovered 03/20/2017. The weakness was disclosed 03/24/2017 (Website). The advisory is shared at poi.apache.org. This vulnerability is uniquely identified as CVE-2017-5644 since 01/29/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370779 (IBM Websphere Portal Dos vulnerability (swg22008072)).

Upgrading to version 3.15 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 96983†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Apache

Name

Version

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: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: POI 3.15

Timelineinfo

01/29/2017 🔍
03/20/2017 +50 days 🔍
03/20/2017 +0 days 🔍
03/24/2017 +4 days 🔍
03/24/2017 +0 days 🔍
03/24/2017 +0 days 🔍
09/14/2020 +1270 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: poi.apache.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-5644 (🔍)
GCVE (CVE): GCVE-0-2017-5644
GCVE (VulDB): GCVE-100-98517
SecurityFocus: 96983 - Apache POI CVE-2017-5644 Denial Of Service Vulnerability
OSVDB: - CVE-2017-5644 - Apache - POI - XML Entity Expansion Issue

Entryinfo

Created: 03/24/2017 19:01
Updated: 09/14/2020 08:18
Changes: 03/24/2017 19:01 (62), 09/14/2020 08:18 (5)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.