aVirt Voice 4.0 GET Request 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.
10.0	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in aVirt Voice 4.0. Impacted is an unknown function of the component GET Request Handler. Executing a manipulation can lead to memory corruption. This vulnerability is handled as CVE-2004-0315. There is not any exploit available.

Detailsinfo

A vulnerability classified as very critical was found in aVirt Voice 4.0. This vulnerability affects an unknown function of the component GET Request Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in Avirt Voice 4.0 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long GET request on port 1080.

The weakness was released 11/23/2004 by Donato Ferrante (Website). The advisory is shared for download at xforce.iss.net. This vulnerability was named CVE-2004-0315. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/13/2025).

The commercial vulnerability scanner Qualys is able to test this issue with plugin 38271 (Avirt Voice HTTP GET Remote Buffer Overrun Vulnerability).

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 databases at X-Force (15288), SecurityFocus (BID 9721†) and Vulnerability Center (SBV-4391†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• aVirt

Name

• Voice

Version

• 4.0

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 10.0

VulDB Base Score: 10.0
VulDB Temp Score: 10.0
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: 🔍

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

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/23/2004 🔍
02/23/2004 +0 days 🔍
06/02/2004 +100 days 🔍
11/23/2004 +174 days 🔍
11/23/2004 +0 days 🔍
04/14/2015 +3794 days 🔍
07/13/2025 +3743 days 🔍

Sourcesinfo

Advisory: xforce.iss.net
Researcher: Donato Ferrante
Status: Not defined

CVE: CVE-2004-0315 (🔍)
GCVE (CVE): GCVE-0-2004-0315
GCVE (VulDB): GCVE-100-22456
X-Force: 15288
SecurityFocus: 9721 - Avirt Voice HTTP GET Remote Buffer Overrun Vulnerability
Vulnerability Center: 4391 - Buffer Overflow in Avirt Voice 4.0 Cause a Denial of Service and Possibly Execute Arbitrary Code, Critical

Entryinfo

Created: 04/14/2015 13:24
Updated: 07/13/2025 10:01
Changes: 04/14/2015 13:24 (53), 05/21/2019 17:50 (4), 07/13/2025 10:01 (17)
Complete: 🔍
Cache ID: 216::103

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

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