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.
6.1	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in LAME 3.99.5. The affected element is the function id3v2AddAudioDuration of the file libmp3lame/id3tag.c. Executing a manipulation can lead to null pointer dereference. This vulnerability is handled as CVE-2017-13712. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in LAME 3.99.5 and classified as problematic. This vulnerability affects the function id3v2AddAudioDuration of the file libmp3lame/id3tag.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. CVE summarizes:

NULL Pointer Dereference in the id3v2AddAudioDuration function in libmp3lame/id3tag.c in LAME 3.99.5 allows attackers to perform Denial of Service by triggering a NULL first argument.

The bug was discovered 08/28/2017. The weakness was released 08/28/2017 (Website). The advisory is available at securityfocus.com. This vulnerability was named CVE-2017-13712 since 08/28/2017. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 107048 (openSUSE Security Update : lame (openSUSE-2018-214)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276971 (Fedora Security Update for lame (FEDORA-2017-9c29af2c64)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 7 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (107048) and SecurityFocus (BID 100525†). Entries connected to this vulnerability are available at VDB-100811, VDB-102795, VDB-102796 and VDB-102797. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• LAME

Version

• 3.99.5

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
NVD Vector: 🔍

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: Null pointer dereference
CWE: CWE-476 / CWE-404
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: 107048
Nessus Name: openSUSE Security Update : lame (openSUSE-2018-214)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for lame FEDORA-2017-9c29af2c64
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

08/28/2017 🔍
08/28/2017 +0 days 🔍
08/28/2017 +0 days 🔍
08/28/2017 +0 days 🔍
08/28/2017 +0 days 🔍
08/29/2017 +1 days 🔍
02/26/2018 +181 days 🔍
02/28/2018 +2 days 🔍
11/11/2019 +621 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2017-13712 (🔍)
GCVE (CVE): GCVE-0-2017-13712
GCVE (VulDB): GCVE-100-105826
SecurityFocus: 100525 - LAME CVE-2017-13712 NULL Pointer Dereference Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 08/29/2017 10:38
Updated: 11/11/2019 06:52
Changes: 08/29/2017 10:38 (67), 11/11/2019 06:52 (11)
Complete: 🔍
Cache ID: 216:D39:103

Discussion

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