HP HP-UX 10/10.20/9 chfn Long Argument memory corruption

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.9$0-$5k0.00

A vulnerability classified as critical has been found in HP HP-UX 10/10.20/9 (Operating System). Affected is an unknown code block of the component chfn. The manipulation as part of a Long Argument leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

buffer overflow in chfn command in hp-ux 9.x through 10.20 allows local users to gain privileges via a long command line argument.

The bug was discovered 12/09/1996. The weakness was presented 12/13/1996 as the HP Bug of the Week! as not defined posting (Bugtraq). The advisory is shared for download at marc.theaimsgroup.com. This vulnerability is traded as CVE-1999-1089. The exploitability is told to be easy. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 4 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 (2008) and Vulnerability Center (SBV-20904). Further details are available at ciac.llnl.gov. See 13790 for similar entry.

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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: 🔍

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Exploitinginfoedit

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Countermeasuresinfoedit

Recommended: Upgrade
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0-Day Time: 🔍

Timelineinfoedit

12/09/1996 🔍
12/09/1996 +0 days 🔍
12/13/1996 +4 days 🔍
12/13/1996 +0 days 🔍
02/17/2009 +4449 days 🔍
04/02/2014 +1870 days 🔍
06/17/2014 +76 days 🔍
08/27/2019 +1897 days 🔍

Sourcesinfoedit

Vendor: https://www.hp.com/

Advisory: the HP Bug of the Week!
Status: Not defined

CVE: CVE-1999-1089 (🔍)
X-Force: 2008
Vulnerability Center: 20904 - HP-UX 9.0 Through 10.20 Buffer Overflow in chfn Command Local Privilege Escalation Vulnerability, High
OSVDB: 9598 - CVE-1999-1089 - HP-UX - Buffer Overflow Issue

Misc.: 🔍
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Entryinfoedit

Created: 06/17/2014 06:01 PM
Updated: 08/27/2019 11:50 AM
Changes: (3) vulnerability_discoverydate source_osvdb source_osvdb_title
Complete: 🔍

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