4.3
MEDIUM
CVE-2013-1864
Ekiga XLSD Entity Recursion Denial of Service
Description

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."

INFO

Published Date :

May 23, 2014, 2:55 p.m.

Last Modified :

Aug. 29, 2017, 1:33 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.9

Exploitability Score :

8.6
Affected Products

The following products are affected by CVE-2013-1864 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Suse suse_linux_enterprise_desktop
2 Suse suse_linux_enterprise_software_development_kit
1 Ekiga ekiga
1 Opalvoip portable_tool_library

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2013-1864 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2013-1864 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Aug. 29, 2017

    Action Type Old Value New Value
    Removed Reference http://xforce.iss.net/xforce/xfdb/82885 [No Types Assigned]
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/82885 [No Types Assigned]
  • Modified Analysis by [email protected]

    Jan. 14, 2015

    Action Type Old Value New Value
    Changed CPE Configuration Configuration 1 OR *cpe:2.3:o:suse:suse_linux_enterprise_desktop:11.0:sp3:*:*:*:*:*:* *cpe:2.3:a:novell:suse_linux_software_development_kit:11.0:sp3:enterprise:*:*:*:*:* *cpe:2.3:a:ekiga:ekiga:4.0.0:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:opalvoip:portable_tool_library:2.10.9:*:*:*:*:*:*:* *cpe:2.3:a:opalvoip:portable_tool_library:2.10.7:*:*:*:*:*:*:* *cpe:2.3:a:opalvoip:portable_tool_library:2.10.2:*:*:*:*:*:*:* *cpe:2.3:a:opalvoip:portable_tool_library:2.10.1:*:*:*:*:*:*:* Configuration 1 OR *cpe:2.3:a:opalvoip:portable_tool_library:2.10.9:*:*:*:*:*:*:* *cpe:2.3:a:opalvoip:portable_tool_library:2.10.7:*:*:*:*:*:*:* *cpe:2.3:a:opalvoip:portable_tool_library:2.10.2:*:*:*:*:*:*:* *cpe:2.3:a:opalvoip:portable_tool_library:2.10.1:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:a:ekiga:ekiga:4.0.0:*:*:*:*:*:*:* (and previous) Configuration 3 OR *cpe:2.3:a:suse:suse_linux_enterprise_software_development_kit:11.0:sp3:*:*:*:*:*:* *cpe:2.3:o:suse:suse_linux_enterprise_desktop:11.0:sp3:*:*:*:*:*:*
  • Initial Analysis by [email protected]

    May. 27, 2014

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

2.33 }} 0.00%

score

0.87994

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability