Yahoo! Messenger 8.1.0.209/8.1.0.402 ym8bug.exe memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Yahoo! Messenger 8.1.0.209/8.1.0.402 and classified as critical. This vulnerability affects unknown code of the file ym8bug.exe. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as CVE-2007-4635. Moreover, an exploit is present.

Detailsinfo

A vulnerability classified as critical was found in Yahoo! Messenger 8.1.0.209/8.1.0.402 (Messaging Software). This vulnerability affects an unknown code of the file ym8bug.exe. 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 availability. CVE summarizes:

Yahoo! Messenger 8.1.0.209 and 8.1.0.402 allows remote attackers to cause a denial of service (application crash) via certain file-transfer packets, possibly involving a buffer overflow, as demonstrated by ym8bug.exe. NOTE: this might be related to CVE-2007-4515. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

The bug was discovered 08/29/2007. The weakness was disclosed 08/31/2007 (Website). The advisory is available at securityfocus.com. This vulnerability was named CVE-2007-4635 since 08/31/2007. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known.

It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

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 (36544), SecurityFocus (BID 25484†), OSVDB (45850†) and Vulnerability Center (SBV-16038†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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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: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/29/2007 🔍
08/29/2007 +0 days 🔍
08/29/2007 +0 days 🔍
08/31/2007 +2 days 🔍
08/31/2007 +0 days 🔍
08/31/2007 +0 days 🔍
09/16/2007 +16 days 🔍
03/16/2015 +2738 days 🔍
07/25/2019 +1592 days 🔍

Sourcesinfo

Vendor: yahoo.com

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2007-4635 (🔍)
GCVE (CVE): GCVE-0-2007-4635
GCVE (VulDB): GCVE-100-38602
X-Force: 36544
SecurityFocus: 25484 - Yahoo! Messenger File Transfer Denial Of Service Vulnerability
OSVDB: 45850 - Yahoo! - Messenger - File Transfer - Denial Of Service Issue
Vulnerability Center: 16038 - Yahoo! Messenger Remote Denial of Service via File Transfer Packets, Medium

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

Entryinfo

Created: 03/16/2015 12:18
Updated: 07/25/2019 16:52
Changes: 03/16/2015 12:18 (62), 07/25/2019 16:52 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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