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.
7.0	$0-$5k	0.00

A vulnerability has been found in Microsoft IIS 3.0/4.0 (Web Server) and classified as critical. Affected by this vulnerability is an unknown code block of the component FTP Server. 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:

A buffer overflow in the FTP list (ls) command in IIS allows remote attackers to conduct a denial of service and, in some cases, execute arbitrary commands.

The issue has been introduced in 05/15/1997. The weakness was disclosed 01/27/1999 as not defined advisory (Website). It is possible to read the advisory at eeye.com. This vulnerability is known as CVE-1999-0349. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 622 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 10118 (Microsoft IIS FTP Server NLST Command Overflow DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FTP and running in the context r.

Upgrading to version 5.0 eliminates this vulnerability. Attack attempts may be identified with Snort ID 2338.

The vulnerability is also documented in the vulnerability database at Tenable (10118). Additional details are provided at support.microsoft.com. The entry 14458 is pretty similar.

Productinfo

Type

• Web Server

Vendor

• Microsoft

Name

• IIS

Version

• 3.0
• 4.0

License

• commercial

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 10118
Nessus Name: Microsoft IIS FTP Server NLST Command Overflow DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 804422
OpenVAS Name: Microsoft IIS FTP Server Malformed FTP List Request DOS Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: IIS 5.0

Snort ID: 2338
Snort Message: PROTOCOL-FTP LIST buffer overflow attempt
Snort Class: 🔍

Suricata ID: 2102338
Suricata Class: 🔍
Suricata Message: 🔍

Timelineinfo

05/15/1997 🔍
01/27/1999 +622 days 🔍
01/27/1999 +0 days 🔍
06/22/1999 +146 days 🔍
06/20/2014 +5477 days 🔍
04/30/2019 +1775 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: eeye.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-1999-0349 (🔍)
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 06/20/2014 13:17
Updated: 04/30/2019 11:15
Changes: 06/20/2014 13:17 (70), 04/30/2019 11:15 (1)
Complete: 🔍

Discussion

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