AVG AVG anti-virus 7.5.51 Malware Detection input validation

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.
8.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in AVG AVG anti-virus 7.5.51. Affected by this vulnerability is an unknown functionality of the component Malware Detection. This manipulation causes input validation. This vulnerability is handled as CVE-2009-1784. There is not any exploit available.

Detailsinfo

A vulnerability was found in AVG AVG anti-virus 7.5.51 (Anti-Malware Software). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Malware Detection. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The AVG parsing engine 8.5 323, as used in multiple AVG anti-virus products including Anti-Virus Network Edition, Internet Security Netzwerk Edition, Server Edition für Linux/FreeBSD, Anti-Virus SBS Edition, and others allows remote attackers to bypass malware detection via a crafted (1) RAR and (2) ZIP archive.

The weakness was released 05/22/2009 by Thierry Zoller (Website). The advisory is shared at securityfocus.com. This vulnerability is known as CVE-2009-1784 since 05/22/2009. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability is also documented in the databases at X-Force (50426) and SecurityFocus (BID 34895†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 8.5

VulDB Base Score: 9.8
VulDB Temp Score: 8.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

OpenVAS ID: 900720
OpenVAS Name: AVG AntiVirus Engine Malware Detection Bypass Vulnerability (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/09/2009 🔍
05/22/2009 +13 days 🔍
05/22/2009 +0 days 🔍
05/22/2009 +0 days 🔍
03/17/2015 +2125 days 🔍
12/11/2017 +1000 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Thierry Zoller
Status: Confirmed

CVE: CVE-2009-1784 (🔍)
GCVE (CVE): GCVE-0-2009-1784
GCVE (VulDB): GCVE-100-48301
X-Force: 50426 - Multiple AVG products ZIP security bypass
SecurityFocus: 34895 - Multiple AVG Products RAR/ZIP Files Scan Evasion Vulnerability

Entryinfo

Created: 03/17/2015 23:38
Updated: 12/11/2017 11:59
Changes: 03/17/2015 23:38 (53), 12/11/2017 11:59 (6)
Complete: 🔍
Cache ID: 216:7D7:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!