OpenNDS up to 10.1.1 Captive Portal preauthenticated null pointer dereference
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.9 | $0-$5k | 0.00 |
A vulnerability classified as problematic has been found in OpenNDS up to 10.1.1. Affected is the function preauthenticated
of the component Captive Portal. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability. CVE summarizes:
An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a NULL pointer dereference in preauthenticated() that can be triggered with a crafted GET HTTP request with a missing redirect query string parameter. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition).
The weakness was published 11/17/2023. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2023-38314 since 07/14/2023. There are known technical details, but no exploit is available.
Upgrading to version 10.1.2 eliminates this vulnerability. The upgrade is hosted for download at github.com.
Similar entries are available at VDB-245687, VDB-245698, VDB-245699 and VDB-245701.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔒VulDB CVSS-BT Score: 🔒
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.0VulDB Meta Temp Score: 4.9
VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔒
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Null pointer dereferenceCWE: CWE-476 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒
Local: No
Remote: Partially
Availability: 🔒
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
0-Day | unlock | unlock | unlock | unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔒
Upgrade: OpenNDS 10.1.2
Timeline
07/14/2023 CVE reserved11/17/2023 Advisory disclosed
11/17/2023 VulDB entry created
12/14/2023 VulDB entry last update
Sources
Advisory: github.comStatus: Confirmed
CVE: CVE-2023-38314 (🔒)
See also: 🔒
Entry
Created: 11/17/2023 07:29Updated: 12/14/2023 08:07
Changes: 11/17/2023 07:29 (41), 12/14/2023 08:07 (11)
Complete: 🔍
Cache ID: 18:341:103
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