CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.5 | $5k-$25k | 0.00 |
A vulnerability, which was classified as critical, has been found in NetBSD up to 7.1 (Operating System). This issue affects the function qsort
. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
The NetBSD qsort() function is recursive, and not randomized, an attacker can construct a pathological input array of N elements that causes qsort() to deterministically recurse N/4 times. This allows attackers to consume arbitrary amounts of stack memory and manipulate stack memory to assist in arbitrary code execution attacks. This affects NetBSD 7.1 and possibly earlier versions.
The bug was discovered 06/19/2017. The weakness was presented 06/19/2017 with Qualys (Website). It is possible to read the advisory at cvsweb.netbsd.org. The identification of this vulnerability is CVE-2017-1000378 since 06/13/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 12/29/2020).
The commercial vulnerability scanner Qualys is able to test this issue with plugin 370432 (NetBSD Advisory for kernel/ glibc Elevation of Privileges (Stack Clash)).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
See 102679 and 102680 for similar entries.
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: 8.5VulDB Meta Temp Score: 8.5
VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.8
NVD Vector: 🔍
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: Resource managementCWE: CWE-399 / CWE-404
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
06/13/2017 🔍06/19/2017 🔍
06/19/2017 🔍
06/19/2017 🔍
06/20/2017 🔍
06/23/2017 🔍
12/29/2020 🔍
Sources
Advisory: cvsweb.netbsd.orgResearcher: Qualys
Organization: Qualys
Status: Not defined
CVE: CVE-2017-1000378 (🔍)
SecurityFocus: 99255 - NetBSD CVE-2017-1000378 Arbitrary Code Execution Vulnerability
See also: 🔍
Entry
Created: 06/20/2017 08:10Updated: 12/29/2020 09:55
Changes: 06/20/2017 08:10 (60), 10/19/2019 09:29 (4), 12/29/2020 09:55 (3)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.