IBM AIX 4.3/4.3.1/4.3.2/4.3.3 pioout memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.9$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in IBM AIX 4.3/4.3.1/4.3.2/4.3.3. Affected is an unknown function of the file pioout. This manipulation causes memory corruption. The identification of this vulnerability is CVE-2000-1123. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in IBM AIX 4.3/4.3.1/4.3.2/4.3.3 (Operating System). It has been declared as critical. Affected by this vulnerability is an unknown code of the file pioout. 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. The summary by CVE is:

Buffer overflow in pioout command in IBM AIX 4.3.x and earlier may allow local users to execute arbitrary commands.

The issue has been introduced in 10/01/1997. The weakness was shared 01/09/2001 by Esa Etelavuori (FIRST) (Website). It is possible to read the advisory at marc.theaimsgroup.com. This vulnerability is known as CVE-2000-1123. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 1196 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 (5617) and SecurityFocus (BID 2036†). The entries VDB-16280, VDB-16278, VDB-16277 and VDB-16276 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.9

VulDB Base Score: 9.3
VulDB Temp Score: 8.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/01/1997 🔍
12/01/2000 +1157 days 🔍
01/09/2001 +39 days 🔍
01/09/2001 +0 days 🔍
07/02/2014 +4922 days 🔍
04/11/2019 +1744 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: marc.theaimsgroup.com
Researcher: Esa Etelavuori (FIRST)
Status: Not defined

CVE: CVE-2000-1123 (🔍)
GCVE (CVE): GCVE-0-2000-1123
GCVE (VulDB): GCVE-100-16279
X-Force: 5617
SecurityFocus: 2036 - AIX pioout Buffer Overflow Vulnerability

See also: 🔍

Entryinfo

Created: 07/02/2014 12:57
Updated: 04/11/2019 22:29
Changes: 07/02/2014 12:57 (58), 04/11/2019 22:29 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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