Fujitsu Chocoa IRC Client 1.0beta7r Channel Topic memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Fujitsu Chocoa IRC Client 1.0beta7r. Affected by this issue is some unknown functionality of the component Channel Topic Handler. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as CVE-1999-0672. Moreover, an exploit is present.

Detailsinfo

A vulnerability classified as critical was found in Fujitsu Chocoa IRC Client 1.0beta7r (Chat Software). This vulnerability affects an unknown part of the component Channel Topic 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. CVE summarizes:

Buffer overflow in Fujitsu Chocoa IRC client via IRC channel topics.

The weakness was disclosed 08/01/1999 by Shadow (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-1999-0672. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.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. Attack attempts may be identified with Snort ID 307.

The vulnerability is also documented in the databases at Exploit-DB (19449) and SecurityFocus (BID 573†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
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: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Snort ID: 307
Snort Message: SERVER-OTHER CHAT IRC topic overflow
Snort Class: 🔍

Timelineinfo

08/01/1999 🔍
08/01/1999 +0 days 🔍
08/03/1999 +2 days 🔍
06/21/2014 +5436 days 🔍
02/05/2025 +3882 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Shadow
Status: Not defined

CVE: CVE-1999-0672 (🔍)
GCVE (CVE): GCVE-0-1999-0672
GCVE (VulDB): GCVE-100-14752
SecurityFocus: 573 - Fujitsu Chocoa "Topic" Buffer Overflow Vulnerability

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

Entryinfo

Created: 06/21/2014 17:57
Updated: 02/05/2025 16:27
Changes: 06/21/2014 17:57 (57), 04/04/2019 16:47 (1), 02/05/2025 16:27 (21)
Complete: 🔍
Cache ID: 216::103

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

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