BNC up to 2.8.8 sbuf_getmsg Remote Code Execution

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.
7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in BNC up to 2.8.8. It has been classified as critical. Affected is the function sbuf_getmsg. The manipulation leads to Remote Code Execution. This vulnerability is traded as CVE-2004-1482. There is no exploit available.

Detailsinfo

A vulnerability was found in BNC up to 2.8.8. It has been rated as critical. This issue affects the function sbuf_getmsg. The manipulation with an unknown input leads to a remote code execution vulnerability. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The sbuf_getmsg function in BNC incorrectly handles backspace characters, which could allow remote attackers to bypass authentication and gain access to arbitrary scripts.

The weakness was shared 10/09/2004 by Yak (Website). The advisory is shared at security.gentoo.org. The identification of this vulnerability is CVE-2004-1482 since 02/13/2005. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 15476 (GLSA-200410-13 : BNC: Input validation flaw), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks.

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 (17672), Tenable (15476), SecurityFocus (BID 11355†), OSVDB (10596†) and Secunia (SA12770†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Remote Code Execution
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 15476
Nessus Name: GLSA-200410-13 : BNC: Input validation flaw
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 54704
OpenVAS Name: Gentoo Security Advisory GLSA 200410-13 (bnc)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/08/2004 🔍
10/09/2004 +1 days 🔍
10/09/2004 +0 days 🔍
10/09/2004 +0 days 🔍
10/09/2004 +0 days 🔍
10/15/2004 +5 days 🔍
12/31/2004 +77 days 🔍
02/13/2005 +44 days 🔍
07/14/2009 +1612 days 🔍
04/14/2015 +2100 days 🔍
06/30/2021 +2269 days 🔍

Sourcesinfo

Advisory: security.gentoo.org
Researcher: Yak
Status: Not defined
Confirmation: 🔍

CVE: CVE-2004-1482 (🔍)
GCVE (CVE): GCVE-0-2004-1482
GCVE (VulDB): GCVE-100-22769
X-Force: 17672
SecurityFocus: 11355 - BNC sbuf_getmsg() Buffer Overflow Vulnerability
Secunia: 12770 - BNC IRC Proxy Backspace User Identity Spoofing Vulnerability, Moderately Critical
OSVDB: 10596 - BNC IRC Proxy Unspecified Backspace Issue
Vulnerability Center: 22837 - BNC 2.2.4 - 2.8.8 Backspace Characters Remote Authentication Bypass Vulnerability, High

Entryinfo

Created: 04/14/2015 13:30
Updated: 06/30/2021 18:19
Changes: 04/14/2015 13:30 (59), 02/11/2017 10:34 (14), 06/30/2021 18:19 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!