CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.7 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in Xen (Virtualization Software) (unknown version). Affected by this vulnerability is an unknown code block of the component XAPI Open File Limit Handler. The manipulation with an unknown input leads to a file descriptor consumption vulnerability. The CWE definition for the vulnerability is CWE-769. This entry has been deprecated because it was a duplicate of CWE-774. All content has been transferred to CWE-774. As an impact it is known to affect availability. The summary by CVE is:
XAPI open file limit DoS It is possible for an unauthenticated client on the network to cause XAPI to hit its file-descriptor limit. This causes XAPI to be unable to accept new requests for other (trusted) clients, and blocks XAPI from carrying out any tasks that require the opening of file descriptors.
The weakness was shared 10/11/2022. It is possible to read the advisory at xenbits.xenproject.org. This vulnerability is known as CVE-2022-33749 since 06/15/2022. The technical details are unknown and an exploit is not publicly available.
Applying a patch is able to eliminate this problem.
Product
Type
Name
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: 4.8VulDB Meta Temp Score: 4.7
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.3
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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: 🔍
Exploiting
Class: File descriptor consumptionCWE: CWE-769 / CWE-400 / CWE-404
ATT&CK: Unknown
Local: No
Remote: Partially
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: PatchStatus: 🔍
0-Day Time: 🔍
Timeline
06/15/2022 🔍10/11/2022 🔍
10/11/2022 🔍
11/05/2022 🔍
Sources
Advisory: xenbits.xenproject.orgStatus: Confirmed
CVE: CVE-2022-33749 (🔍)
Entry
Created: 10/11/2022 16:29Updated: 11/05/2022 09:24
Changes: 10/11/2022 16:29 (38), 11/05/2022 09:24 (11)
Complete: 🔍
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