CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.0 | $0-$5k | 0.00 |
A vulnerability was found in FreeBSD 4.5 (Operating System). It has been declared as problematic. This vulnerability affects some unknown processing of the component Virtual Management System. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:
The virtual memory management system in FreeBSD 4.5-RELEASE and earlier does not properly check the existence of a VM object during page invalidation, which allows local users to cause a denial of service (crash) by calling msync on an unaccessed memory map created with MAP_ANON and MAP_NOSYNC flags.
The bug was discovered 04/18/2002. The weakness was disclosed 12/31/2002 (Website). The advisory is shared for download at xforce.iss.net. This vulnerability was named CVE-2002-1667 since 06/21/2005. 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 neither technical details nor an exploit publicly available.
The vulnerability was handled as a non-public zero-day exploit for at least 257 days. During that time the estimated underground price was around $5k-$25k.
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 vulnerability database at X-Force (8921). The entry 19314 is pretty similar.
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.0VulDB Meta Temp Score: 4.0
VulDB Base Score: 4.0
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
04/18/2002 🔍04/18/2002 🔍
12/31/2002 🔍
12/31/2002 🔍
06/21/2005 🔍
06/25/2009 🔍
08/04/2014 🔍
09/06/2019 🔍
Sources
Product: freebsd.orgAdvisory: xforce.iss.net
Status: Not defined
CVE: CVE-2002-1667 (🔍)
X-Force: 8921
Vulnerability Center: 22689 - FreeBSD <= 4.5-RELEASE Virtual Memory Management System Local DoS Vulnerability, Medium
OSVDB: 20823 - CVE-2002-1667 - FreeBSD - Denial-Of-Service Issue
See also: 🔍
Entry
Created: 08/04/2014 11:45Updated: 09/06/2019 17:16
Changes: 08/04/2014 11:45 (54), 09/06/2019 17:16 (4)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.