Opalvoip Portable Tool Library up to 2.10.8 memory corruption

HistoryDiffrelatejsonxmlCTI

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.
5.1	$0-$5k	0.00

A vulnerability classified as problematic has been found in Opalvoip Portable Tool Library up to 2.10.8 (Software Library). Affected is an unknown part. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on availability. CVE summarizes:

The Portable Tool Library (aka PTLib) before 2.10.10, as used in Ekiga before 4.0.1, does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted PXML document containing a large number of nested entity references, aka a "billion laughs attack."

The weakness was released 05/23/2014 (Website). The advisory is available at ekiga.org. This vulnerability is traded as CVE-2013-1864 since 02/19/2013. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 72536 (SuSE 11.3 Security Update : pwlib (SAT Patch Number 8838)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks.

Upgrading to version 2.10.9 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (82885), Tenable (72536), SecurityFocus (BID 58520†), OSVDB (91439†) and Secunia (SA52659†).

Productinfo

Type

Software Library

Vendor

Opalvoip

Name

Portable Tool Library

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

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

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

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: 72536
Nessus Name: SuSE 11.3 Security Update : pwlib (SAT Patch Number 8838)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Portable Tool Library 2.10.9

Timelineinfo

01/09/2013 🔍
02/19/2013 +41 days 🔍
03/15/2013 +24 days 🔍
03/18/2013 +3 days 🔍
05/07/2013 +50 days 🔍
02/17/2014 +286 days 🔍
05/23/2014 +95 days 🔍
05/23/2014 +0 days 🔍
03/25/2015 +306 days 🔍
03/21/2022 +2553 days 🔍

Sourcesinfo

Advisory: ekiga.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-1864 (🔍)
OVAL: 🔍

X-Force: 82885
SecurityFocus: 58520 - PTLib CVE-2013-1864 XML Parsing Denial of Service Vulnerability
Secunia: 52659 - Ptlib Entity Expansion Denial of Service Vulnerability, Less Critical
OSVDB: 91439
Vulnerability Center: 39451 - PTLib Library Before 2.10.10 XML Parsing Remote DoS Vulnerability, Medium

Entryinfo

Created: 03/25/2015 04:45 PM
Updated: 03/21/2022 06:18 PM
Changes: 03/25/2015 04:45 PM (66), 04/29/2017 12:20 AM (6), 03/21/2022 06:18 PM (3)
Complete: 🔍
Cache ID: 3:65D:40