PT-2007-2616 · Bell · Plan 9 Kernel

Don Bailey + 1 · Published 2007-03-02 · Updated 2017-10-11 · CVE-2007-1189

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Plan 9 kernel (affected versions not specified)

Description The issue is related to an integer overflow in the envwrite function, which allows local users to overwrite certain memory addresses with kernel memory by providing a large n argument. This can be exploited in various ways, such as modifying the iseve function to gain privileges or making the devpermcheck function grant unrestricted device permissions.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Related Identifiers

CVE-2007-1189

Affected Products

Plan 9 Kernel

References · 6

• 🔥 http://securityfocus.com/bid/22749 · Exploit
• 🔥 http://kernelspace.us/itheft.c · Exploit
• 🔥 http://lists.immunitysec.com/pipermail/dailydave/2007-February/004118.html · Exploit
• 🔥 https://exploit-db.com/exploits/3383 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2007-1189 · Security Note
• http://osvdb.org/34956 · Note