IBM AIX up to 4.3.3 digest 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 categorized as problematic has been discovered in IBM AIX up to 4.3.3. The impacted element is an unknown function of the file digest. Executing a manipulation can lead to memory corruption. This vulnerability is handled as CVE-2000-1120. Additionally, an exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in IBM AIX up to 4.3.3 (Operating System) and classified as critical. This vulnerability affects an unknown functionality of the file digest. 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 digest command in IBM AIX 4.3.x and earlier allows local users to execute arbitrary commands.

The issue has been introduced in 05/17/1996. The weakness was released 01/09/2001 by Esa Etelavuori (Website). The advisory is shared for download at marc.info. This vulnerability was named CVE-2000-1120. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known.

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. The vulnerability was handled as a non-public zero-day exploit for at least 1698 days. During that time the estimated underground price was around $25k-$100k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (5620), Exploit-DB (20453), SecurityFocus (BID 2033†) and Vulnerability Center (SBV-23649†). Entries connected to this vulnerability are available at VDB-16277, VDB-16278 and VDB-16280. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/17/1996 🔍
12/01/2000 +1659 days 🔍
12/01/2000 +0 days 🔍
01/09/2001 +39 days 🔍
01/09/2001 +0 days 🔍
10/08/2009 +3194 days 🔍
07/02/2014 +1728 days 🔍
06/05/2024 +3626 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: marc.info
Researcher: Esa Etelavuori
Status: Not defined

CVE: CVE-2000-1120 (🔍)
GCVE (CVE): GCVE-0-2000-1120
GCVE (VulDB): GCVE-100-16276
X-Force: 5620
SecurityFocus: 2033 - AIX digest Buffer Overflow Vulnerability
Vulnerability Center: 23649 - IBM AIX <= 4.3.3 Digest Command Local Arbitrary Code Execution Vulnerability, High

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

Entryinfo

Created: 07/02/2014 12:56
Updated: 06/05/2024 05:38
Changes: 07/02/2014 12:56 (54), 02/15/2017 09:28 (13), 06/05/2024 05:38 (17)
Complete: 🔍
Cache ID: 216::103

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