IBM AIX 4.2 rwhod Hostname memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in IBM AIX 4.2. It has been classified as critical. This vulnerability affects unknown code of the component rwhod. This manipulation of the argument Hostname as part of UDP Packet causes memory corruption. This vulnerability appears as CVE-1999-0085. There is no available exploit. Upgrading the affected component is recommended. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

A vulnerability classified as critical was found in IBM AIX 4.2 (Operating System). Affected by this vulnerability is an unknown code block of the component rwhod. The manipulation of the argument hostname as part of a UDP Packet 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 rwhod on aix and other operating systems allows remote attackers to execute arbitrary code via a udp packet with a long hostname.

The issue has been introduced in 05/17/1996. The weakness was presented 08/21/1996 (Website). The advisory is shared at xforce.iss.net. This vulnerability is known as CVE-1999-0085. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 96 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (118) and Vulnerability Center (SBV-584†). Additional details are provided at xforce.iss.net. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • FreeBSD 6.2
  • IBM AIX 4.2
  • NetBSD 2.0.4

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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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: 🔍
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: 🔍
ISS Proventia IPS: 🔍

Timelineinfo

05/17/1996 🔍
08/21/1996 +96 days 🔍
08/21/1996 +0 days 🔍
08/21/1996 +0 days 🔍
12/30/2002 +2322 days 🔍
06/17/2014 +4187 days 🔍
04/03/2025 +3943 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: xforce.iss.net
Status: Confirmed

CVE: CVE-1999-0085 (🔍)
GCVE (CVE): GCVE-0-1999-0085
GCVE (VulDB): GCVE-100-13753
X-Force: 118
Vulnerability Center: 584 - CVE Id, Medium

Misc.: 🔍

Entryinfo

Created: 06/17/2014 05:18 PM
Updated: 04/03/2025 12:52 PM
Changes: 06/17/2014 05:18 PM (61), 05/07/2019 04:09 PM (1), 04/03/2025 12:52 PM (18)
Complete: 🔍
Cache ID: 244:801:40

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