LAME 3.99.5 vbrquantize.c k_34_4 memory corruption

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.
5.4$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in LAME 3.99.5. Affected by this issue is the function k_34_4 of the file vbrquantize.c. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2017-15018. An attack has to be approached locally. There is no exploit available.

Detailsinfo

A vulnerability was found in LAME 3.99.5. It has been rated as critical. Affected by this issue is the function k_34_4 of the file vbrquantize.c. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

LAME 3.99.5 has a heap-based buffer over-read when handling a malformed file in k_34_4 in vbrquantize.c.

The bug was discovered 10/03/2017. The weakness was shared 10/05/2017 (Website). The advisory is shared for download at sourceforge.net. This vulnerability is handled as CVE-2017-15018 since 10/03/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 220634 (Linux Distros Unpatched Vulnerability : CVE-2017-15018), which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276971 (Fedora Security Update for lame (FEDORA-2017-9c29af2c64)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (220634). The entries VDB-100811, VDB-102795, VDB-102796 and VDB-104569 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 220634
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2017-15018

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/03/2017 🔍
10/03/2017 +0 days 🔍
10/04/2017 +1 days 🔍
10/05/2017 +1 days 🔍
10/05/2017 +0 days 🔍
03/04/2025 +2707 days 🔍

Sourcesinfo

Advisory: sourceforge.net
Status: Not defined

CVE: CVE-2017-15018 (🔍)
GCVE (CVE): GCVE-0-2017-15018
GCVE (VulDB): GCVE-100-107504
See also: 🔍

Entryinfo

Created: 10/05/2017 15:24
Updated: 03/04/2025 22:59
Changes: 10/05/2017 15:24 (63), 11/22/2019 11:21 (1), 03/04/2025 22:59 (17)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!