VDB-14939 · CVE-1999-0949 · EDB 19583

Sun Solaris 2.6/7.0 Canna Subsystem canuum memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Sun Solaris 2.6/7.0. Affected by this issue is some unknown functionality of the file canuum of the component Canna Subsystem. The manipulation leads to memory corruption. This vulnerability is traded as CVE-1999-0949. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Sun Solaris 2.6/7.0 (Operating System). It has been rated as critical. This issue affects an unknown functionality of the file canuum of the component Canna Subsystem. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in canuum program for Canna input system allows local users to gain root privileges.

The weakness was shared 11/02/1999 by Shadow (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-1999-0949. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

A public exploit has been developed in ANSI C. The exploit is available at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (19583) and SecurityFocus (BID 757†). The entry VDB-14938 is related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

SGI IRIX up to 6.5
Sun Solaris 2.6/7.0

Productinfo

Type

Operating System

Vendor

Name

Solaris

Version

License

commercial

Support

end of life (old version)

Website

Vendor: https://www.oracle.com/sun/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.4

VulDB Base Score: 9.3
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/02/1999 🔍
11/02/1999 +0 days 🔍
11/02/1999 +0 days 🔍
06/22/2014 +5346 days 🔍
01/06/2025 +3851 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: securityfocus.com⛔
Researcher: Shadow
Status: Confirmed

CVE: CVE-1999-0949 (🔍)
GCVE (CVE): GCVE-0-1999-0949
GCVE (VulDB): GCVE-100-14939
SecurityFocus: 757 - Canna subsystem 'uum' Buffer Overflow Vulnerability

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

Entryinfo

Created: 06/22/2014 14:28
Updated: 01/06/2025 04:39
Changes: 06/22/2014 14:28 (54), 05/21/2018 10:15 (7), 01/06/2025 04:39 (19)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.