Yongguang Zhang hztty 2.0 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Yongguang Zhang hztty 2.0. Affected is an unknown function. The manipulation leads to memory corruption. This vulnerability is referenced as CVE-2003-0783. Furthermore, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Yongguang Zhang hztty 2.0. This issue affects some unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Multiple buffer overflows in hztty 2.0 allow local users to gain root privileges.

The weakness was published 09/21/2003 by Jens Steube (Website). It is possible to read the advisory at debian.org. The identification of this vulnerability is CVE-2003-0783 since 09/16/2003. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 15222 (Debian DSA-385-1 : hztty - buffer overflows), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (13243), Exploit-DB (104), Tenable (15222), SecurityFocus (BID 8656†) and OSVDB (7119†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.4

VulDB Base Score: 9.3
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 15222
Nessus Name: Debian DSA-385-1 : hztty - buffer overflows
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 53669
OpenVAS Name: Debian Security Advisory DSA 385-1 (hztty)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/16/2003 🔍
09/18/2003 +2 days 🔍
09/19/2003 +1 days 🔍
09/19/2003 +0 days 🔍
09/19/2003 +0 days 🔍
09/21/2003 +2 days 🔍
10/06/2003 +15 days 🔍
04/09/2004 +185 days 🔍
09/29/2004 +173 days 🔍
08/14/2014 +3606 days 🔍
10/27/2024 +3727 days 🔍

Sourcesinfo

Advisory: debian.org
Researcher: Jens Steube
Status: Confirmed

CVE: CVE-2003-0783 (🔍)
GCVE (CVE): GCVE-0-2003-0783
GCVE (VulDB): GCVE-100-20855
X-Force: 13243
SecurityFocus: 8656 - Debian hztty Multiple Buffer Overflow Vulnerabilities
Secunia: 9792 - Debian update for hztty, Less Critical
OSVDB: 7119 - hztty Multiple Local Overflows
SecurityTracker: 1007756

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

Entryinfo

Created: 08/15/2014 01:06
Updated: 10/27/2024 20:25
Changes: 08/15/2014 01:06 (76), 04/21/2019 20:39 (3), 10/27/2024 20:25 (18)
Complete: 🔍
Cache ID: 216::103

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