Yahoo! Messenger 8.1 Email Address memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Yahoo! Messenger 8.1. It has been classified as problematic. Affected is an unknown function of the component Email Address Handler. This manipulation causes memory corruption. This vulnerability is handled as CVE-2007-3928. Additionally, an exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Yahoo! Messenger 8.1 (Messaging Software). It has been declared as critical. Affected by this vulnerability is an unknown code block of the component Email Address 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. The summary by CVE is:

Buffer overflow in Yahoo! Messenger 8.1 allows user-assisted remote authenticated users to execute arbitrary code via a long e-mail address in an address book entry. NOTE: this might overlap CVE-2007-3638.

The bug was discovered 07/02/2007. The weakness was released 07/19/2007 by Rajesh Sethumadhavan (Website). It is possible to read the advisory at xdisclose.com. This vulnerability is known as CVE-2007-3928 since 07/20/2007. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a private exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 17 days. During that time the estimated underground price was around $25k-$100k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115600 (Yahoo! Messenger Long Email Address Book Buffer Overflow Vulnerability).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at yahoo.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at X-Force (35434), SecurityFocus (BID 24926†), OSVDB (38220†), Secunia (SA26066†) and SecurityTracker (ID 1018398†). Entry connected to this vulnerability is available at VDB-37712. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: yahoo.com

Timelineinfo

07/02/2007 🔍
07/16/2007 +14 days 🔍
07/16/2007 +0 days 🔍
07/17/2007 +1 days 🔍
07/19/2007 +2 days 🔍
07/19/2007 +0 days 🔍
07/19/2007 +0 days 🔍
07/20/2007 +0 days 🔍
07/20/2007 +0 days 🔍
07/29/2007 +9 days 🔍
08/02/2007 +4 days 🔍
06/07/2025 +6519 days 🔍

Sourcesinfo

Vendor: yahoo.com

Advisory: xdisclose.com
Researcher: Rajesh Sethumadhavan
Status: Confirmed

CVE: CVE-2007-3928 (🔍)
GCVE (CVE): GCVE-0-2007-3928
GCVE (VulDB): GCVE-100-3211
X-Force: 35434 - Yahoo! Messenger address book buffer overflow, High Risk
SecurityFocus: 24926 - Yahoo! Messenger Address Book Remote Buffer Overflow Vulnerabilitiy
Secunia: 26066
OSVDB: 38220 - Yahoo! Messenger Address Book E-mail Address Overflow
SecurityTracker: 1018398
Vulnerability Center: 15711 - Yahoo! Messenger Buffer Overflow Allows Code Execution via Long Email Addresses, Medium

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

Entryinfo

Created: 08/02/2007 17:54
Updated: 06/07/2025 20:01
Changes: 08/02/2007 17:54 (79), 07/22/2019 16:40 (3), 06/07/2025 20:01 (23)
Complete: 🔍
Cache ID: 216:209:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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