CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.8 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in avast Avast Antivirus Home 4.8.1356.0 (Anti-Malware Software). Affected is an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Heap-based buffer overflow in aswRdr.sys (aka the TDI RDR driver) in avast! Home and Professional 4.8.1356.0 allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted arguments to IOCTL 0x80002024.
The weakness was published 11/23/2009 by AbdulAziz Hariri (Website). The advisory is shared for download at evilfingers.com. This vulnerability is traded as CVE-2009-4049 since 11/23/2009. The exploitability is told to be easy. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available.
A public exploit has been developed in ANSI C. The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 9.3VulDB Meta Temp Score: 8.8
VulDB Base Score: 9.3
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
OpenVAS ID: 900985
OpenVAS Name: avast! aswRdr.sys Buffer Overflow Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
11/16/2009 🔍11/23/2009 🔍
11/23/2009 🔍
11/23/2009 🔍
03/18/2015 🔍
12/18/2017 🔍
Sources
Advisory: evilfingers.comResearcher: AbdulAziz Hariri
Status: Not defined
CVE: CVE-2009-4049 (🔍)
SecurityFocus: 37031 - Avast! Antivirus 'aswRdr.sys' Driver Local Privilege Escalation Vulnerability
Secunia: 37368
Vupen: ADV-2009-3266
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 03/18/2015 15:15Updated: 12/18/2017 08:21
Changes: 03/18/2015 15:15 (54), 12/18/2017 08:21 (7)
Complete: 🔍
Cache ID: 3:7EF:103
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