Milesight UR32L 32.3.0.5 HTTP Request vtysh_ubus set_qos attach_class buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

A vulnerability classified as critical has been found in Milesight UR32L 32.3.0.5. Affected is the function set_qos of the file vtysh_ubus of the component HTTP Request Handler. The manipulation of the argument attach_class with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Multiple buffer overflow vulnerabilities exist in the vtysh_ubus binary of Milesight UR32L v32.3.0.5 due to the use of an unsafe sprintf pattern. A specially crafted HTTP request can lead to a buffer overflow. An attacker can send HTTP requests to trigger these vulnerabilities.This buffer overflow occurs in the set_qos function with the attach_class variable.

The weakness was published 07/06/2023 as TALOS-2023-1716. The advisory is available at talosintelligence.com. This vulnerability is traded as CVE-2023-25097 since 02/02/2023. Technical details and a public exploit are known.

The exploit is shared for download at talosintelligence.com. It is declared as proof-of-concept.

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: 7.3
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.2
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.2
CNA Vector (Talos): 🔍

CVSSv2info

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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
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Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/02/2023 🔍
07/06/2023 +153 days 🔍
07/06/2023 +0 days 🔍
07/24/2023 +18 days 🔍

Sourcesinfo

Advisory: TALOS-2023-1716
Status: Not defined

CVE: CVE-2023-25097 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/06/2023 06:26 PM
Updated: 07/24/2023 02:07 PM
Changes: 07/06/2023 06:26 PM (54), 07/24/2023 02:07 PM (12)
Complete: 🔍
Cache ID: 18:2A5:40

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