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."
| Version | Base score | Base severity | Vector |
|---|
| Hyperlink | Resource Type |
|---|
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."
| Type | CWE ID | Description |
|---|---|---|
| text | N/A | n/a |
| Version | Base score | Base severity | Vector |
|---|
| CAPEC ID | Description |
|---|
| Event | Date |
|---|
| Hyperlink | Resource |
|---|---|
| http://secunia.com/advisories/52659 | third-party-advisory x_refsource_SECUNIA |
| https://www.suse.com/support/update/announcement/2014/suse-su-20140237-1.html | vendor-advisory x_refsource_SUSE |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/82885 | vdb-entry x_refsource_XF |
| http://www.ekiga.org/news/2013-02-21/ekiga-4.0.1-stable-available | x_refsource_CONFIRM |
| http://lists.fedoraproject.org/pipermail/package-announce/2013-March/099553.html | vendor-advisory x_refsource_FEDORA |
| http://osvdb.org/91439 | vdb-entry x_refsource_OSVDB |
| http://seclists.org/oss-sec/2013/q1/674 | mailing-list x_refsource_MLIST |
| http://sourceforge.net/p/opalvoip/code/28856 | x_refsource_CONFIRM |
| http://www.securityfocus.com/bid/58520 | vdb-entry x_refsource_BID |
| Version | Base score | Base severity | Vector |
|---|
| CAPEC ID | Description |
|---|
| Event | Date |
|---|
| Hyperlink | Resource |
|---|---|
| http://secunia.com/advisories/52659 | third-party-advisory x_refsource_SECUNIA x_transferred |
| https://www.suse.com/support/update/announcement/2014/suse-su-20140237-1.html | vendor-advisory x_refsource_SUSE x_transferred |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/82885 | vdb-entry x_refsource_XF x_transferred |
| http://www.ekiga.org/news/2013-02-21/ekiga-4.0.1-stable-available | x_refsource_CONFIRM x_transferred |
| http://lists.fedoraproject.org/pipermail/package-announce/2013-March/099553.html | vendor-advisory x_refsource_FEDORA x_transferred |
| http://osvdb.org/91439 | vdb-entry x_refsource_OSVDB x_transferred |
| http://seclists.org/oss-sec/2013/q1/674 | mailing-list x_refsource_MLIST x_transferred |
| http://sourceforge.net/p/opalvoip/code/28856 | x_refsource_CONFIRM x_transferred |
| http://www.securityfocus.com/bid/58520 | vdb-entry x_refsource_BID x_transferred |
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."
| Date Added | Due Date | Vulnerability Name | Required Action |
|---|---|---|---|
| N/A |
| Type | Version | Base score | Base severity | Vector |
|---|---|---|---|---|
| Primary | 2.0 | 4.3 | MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |