A vulnerability was found in SGI IRIX 3.3/3.3.1 (Operating System). It has been declared as problematic. This vulnerability affects some unknown functionality of the file usr/sbin/mail. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality. CVE summarizes:

/usr/sbin/mail on sgi irix 3.3 and 3.3.1 does not properly set the group id to the group id of the user who started mail which allows local users to read the mail of other users.

The issue has been introduced in 06/01/1990. The weakness was shared 10/31/1990 (Website). The advisory is shared for download at cert.org. This vulnerability was named CVE-1999-1554. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 152 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.

Productinfo

Type

• Operating System

Vendor

• SGI

Name

• IRIX

Version

• 3.3
• 3.3.1

License

• commercial

Support

• end of life

CPE 2.3info

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CPE 2.2info

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