Cesanta Mongoose Web Server up to 7.14 TLS Packet out-of-range pointer offset

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Cesanta Mongoose Web Server up to 7.14 and classified as very critical. Impacted is an unknown function of the component TLS Packet Handler. Such manipulation leads to use of out-of-range pointer offset. This vulnerability is referenced as CVE-2024-42386. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Cesanta Mongoose Web Server up to 7.14. Affected by this issue is an unknown code of the component TLS Packet Handler. The manipulation with an unknown input leads to a use of out-of-range pointer offset vulnerability. Using CWE to declare the problem leads to CWE-823. The product performs pointer arithmetic on a valid pointer, but it uses an offset that can point outside of the intended range of valid memory locations for the resulting pointer. Impacted is integrity, and availability. CVE summarizes:

Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and produce a segmentation fault on the application.

The weakness was published by Gabriele Quagliarella. The advisory is shared for download at nozominetworks.com. This vulnerability is handled as CVE-2024-42386 since 07/31/2024. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/18/2024).

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.2

VulDB Base Score: 8.2
VulDB Temp Score: 8.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.2
CNA Vector (Nozomi): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use of out-of-range pointer offset
CWE: CWE-823
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/31/2024 🔍
11/18/2024 +110 days 🔍
11/18/2024 +0 days 🔍
11/18/2024 +0 days 🔍

Sourcesinfo

Advisory: nozominetworks.com
Researcher: Gabriele Quagliarella
Status: Not defined

CVE: CVE-2024-42386 (🔍)
GCVE (CVE): GCVE-0-2024-42386
GCVE (VulDB): GCVE-100-284960

Entryinfo

Created: 11/18/2024 10:57
Changes: 11/18/2024 10:57 (63)
Complete: 🔍
Cache ID: 216::103

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