AOL Instant Messenger 4.1 AddBuddy Link ScreenName 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.
6.9$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in AOL Instant Messenger 4.1. This issue affects some unknown processing of the component AddBuddy Link Handler. The manipulation of the argument ScreenName leads to memory corruption. This vulnerability is documented as CVE-2002-0785. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in AOL Instant Messenger 4.1 (Messaging Software) and classified as critical. This issue affects some unknown functionality of the component AddBuddy Link Handler. The manipulation of the argument ScreenName 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. The summary by CVE is:

AOL Instant Messenger (AIM) allows remote attackers to cause a denial of service (crash) via an "AddBuddy" link with the ScreenName parameter set to a large number of comma-separated values, possibly triggering a buffer overflow.

The bug was discovered 05/09/2002. The weakness was released 05/09/2002 by philer as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. The identification of this vulnerability is CVE-2002-0785. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a exploit are known.

After before and not just, there has been an exploit disclosed. 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.

The vulnerability is also documented in the databases at X-Force (9058), SecurityFocus (BID 4709†), OSVDB (5109†) and Vulnerability Center (SBV-6921†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/09/2002 🔍
05/09/2002 +0 days 🔍
05/09/2002 +0 days 🔍
05/09/2002 +0 days 🔍
08/12/2002 +95 days 🔍
08/12/2002 +0 days 🔍
04/09/2004 +605 days 🔍
01/26/2005 +292 days 🔍
07/22/2014 +3464 days 🔍
06/25/2024 +3626 days 🔍

Sourcesinfo

Vendor: aol.com

Advisory: kb.cert.org
Researcher: philer
Status: Confirmed

CVE: CVE-2002-0785 (🔍)
GCVE (CVE): GCVE-0-2002-0785
GCVE (VulDB): GCVE-100-18671
CERT: 🔍
X-Force: 9058
SecurityFocus: 4709 - AOL Instant Messenger AddBuddy Hyperlink Vulnerability
OSVDB: 5109 - AOL Instant Messenger (AIM) AddBuddy Link Long ScreenName Parameter Overflow DoS
Vulnerability Center: 6921 - DoS in AOL Instant Messenger via an \, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/22/2014 23:41
Updated: 06/25/2024 06:50
Changes: 07/22/2014 23:41 (65), 05/29/2019 16:13 (1), 06/25/2024 06:50 (17)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!