VDB-15720 · CVE-2000-0586 · EDB 20043

DALnet IRCd 4.6.5 SUMMON Command 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.
9.1	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in DALnet IRCd 4.6.5. Affected by this issue is some unknown functionality of the component SUMMON Command Handler. The manipulation results in memory corruption. This vulnerability is known as CVE-2000-0586. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in DALnet IRCd 4.6.5. It has been classified as very critical. Affected is an unknown code block of the component SUMMON Command Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in Dalnet IRC server 4.6.5 allows remote attackers to cause a denial of service or execute arbitrary commands via the SUMMON command.

The weakness was published 06/29/2000 (Website). The advisory is shared for download at archives.neohapsis.com. This vulnerability is traded as CVE-2000-0586. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/10/2024).

The exploit is shared for download at exploit-db.com. 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 Exploit-DB (20043) and SecurityFocus (BID 1404†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

DALnet

Name

IRCd

Version

4.6.5

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.1

VulDB Base Score: 10.0
VulDB Temp Score: 9.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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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: 🔍

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

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/29/2000 🔍
06/29/2000 +0 days 🔍
06/29/2000 +0 days 🔍
06/25/2014 +5109 days 🔍
12/10/2024 +3821 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Status: Not defined

CVE: CVE-2000-0586 (🔍)
GCVE (CVE): GCVE-0-2000-0586
GCVE (VulDB): GCVE-100-15720
SecurityFocus: 1404

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

Entryinfo

Created: 06/25/2014 14:46
Updated: 12/10/2024 07:07
Changes: 06/25/2014 14:46 (45), 05/26/2018 08:00 (5), 12/10/2024 07:07 (21)
Complete: 🔍
Cache ID: 216:590:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.