Alcatel Plan 9 devpermcheck Local Privilege Escalation

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Alcatel Plan 9. It has been classified as problematic. This impacts the function devpermcheck. This manipulation causes Local Privilege Escalation. This vulnerability is handled as CVE-2007-1189. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in Alcatel Plan 9 (unknown version). It has been declared as critical. Affected by this vulnerability is the function devpermcheck. The manipulation with an unknown input leads to a local privilege escalation vulnerability. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Integer overflow in the envwrite function in the Alcatel-Lucent Bell Labs Plan 9 kernel allows local users to overwrite certain memory addresses with kernel memory via a large n argument, as demonstrated by (1) modifying the iseve function to gain privileges and (2) making the devpermcheck function grant unrestricted device permissions.

The weakness was released 03/02/2007 (Website). The advisory is shared at milw0rm.com. This vulnerability is known as CVE-2007-1189 since 03/02/2007. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

A public exploit has been developed by Don Bailey in ANSI C and been published even before and not after the advisory. 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 2 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Exploit-DB (3383), SecurityFocus (BID 22749†) and OSVDB (34956†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.4
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Local Privilege Escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Don Bailey
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/28/2007 🔍
02/28/2007 +0 days 🔍
02/28/2007 +0 days 🔍
03/02/2007 +2 days 🔍
03/02/2007 +0 days 🔍
03/02/2007 +0 days 🔍
04/14/2007 +43 days 🔍
03/13/2015 +2889 days 🔍
08/25/2024 +3453 days 🔍

Sourcesinfo

Advisory: milw0rm.com⛔
Status: Confirmed

CVE: CVE-2007-1189 (🔍)
GCVE (CVE): GCVE-0-2007-1189
GCVE (VulDB): GCVE-100-35341
SecurityFocus: 22749 - Plan 9 Local Integer Overflow Vulnerability
OSVDB: 34956 - Plan 9 Kernel envwrite Function Local Overflow

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

Entryinfo

Created: 03/13/2015 12:16
Updated: 08/25/2024 17:08
Changes: 03/13/2015 12:16 (54), 10/10/2017 12:56 (6), 08/25/2024 17:08 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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