Net-SNMP up to 5.9.3 UDP Packet ip_scalars.c handle_ipDefaultTTL denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

A vulnerability was found in Net-SNMP up to 5.9.3 (Network Management Software). It has been classified as problematic. Affected is the function handle_ipDefaultTTL of the file agent/mibgroup/ip-mib/ip_scalars.c of the component UDP Packet Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

handle_ipDefaultTTL in agent/mibgroup/ip-mib/ip_scalars.c in Net-SNMP 5.8 through 5.9.3 has a NULL Pointer Exception bug that can be used by a remote attacker (who has write access) to cause the instance to crash via a crafted UDP packet, resulting in Denial of Service.

The weakness was presented 11/07/2022 as 474. The advisory is available at github.com. This vulnerability is traded as CVE-2022-44792 since 11/07/2022. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 12/05/2022). This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/07/2022 🔍
11/07/2022 +0 days 🔍
11/07/2022 +0 days 🔍
12/05/2022 +28 days 🔍

Sourcesinfo

Advisory: 474
Status: Confirmed

CVE: CVE-2022-44792 (🔍)

Entryinfo

Created: 11/07/2022 09:41
Updated: 12/05/2022 08:05
Changes: 11/07/2022 09:41 (41), 12/05/2022 08:05 (12)
Complete: 🔍

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