Yahoo! Search cross site scripting

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.
4.7	$0-$5k	0.00

Summaryinfo

A vulnerability classified as very critical has been found in Yahoo! Search. The impacted element is an unknown function. This manipulation causes cross site scripting. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. This product is a managed service. This means that users are not able to maintain vulnerability countermeasures themselves. It is recommended to disable the affected component.

Detailsinfo

A vulnerability has been found in Yahoo! Search (version now known) and classified as critical. Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 07/08/2003 by morning_wood with exploitlabs.com (Website). It is possible to read the advisory at lists.netsys.com. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are unknown but an exploit is available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

It is possible to download the exploit at search.yahoo.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 11492 (Sambar Server Multiple Script XSS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses : XSS and running in the context r.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at search.yahoo.com. Attack attempts may be identified with Snort ID 1497.

The vulnerability is also documented in the databases at Tenable (11492) and SecurityFocus (BID 7209†). Additional details are provided at cgisecurity.com. The entries VDB-83, VDB-93, VDB-104 and VDB-107 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Yahoo!

Name

License

free

Managed Service

Website

Vendor: https://www.yahoo.com/

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.7

VulDB Base Score: 5.0
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-80 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 11492
Nessus Name: Sambar Server Multiple Script XSS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Status: 🔍

0-Day Time: 🔍

Patch: search.yahoo.com

Snort ID: 1497

Timelineinfo

03/28/2003 🔍
07/08/2003 +102 days 🔍
07/08/2003 +0 days 🔍
02/12/2023 +7159 days 🔍

Sourcesinfo

Vendor: yahoo.com

Advisory: lists.netsys.com
Researcher: morning_wood
Organization: exploitlabs.com
Status: Not defined

CVE: Not possible due to CNA Operational Rules
GCVE (VulDB): GCVE-100-139
SecurityFocus: 7209

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 07/08/2003 02:00
Updated: 02/12/2023 15:40
Changes: 07/08/2003 02:00 (57), 06/25/2019 23:52 (1), 03/08/2021 12:45 (1), 05/24/2022 18:11 (1), 02/12/2023 15:40 (2)
Complete: 🔍
Cache ID: 216::103

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