CVE-2024-42391 json
Use of Out-of-range Pointer Offset in Mongoose Web Server library
published 2024-11-18 23 mo ago modified 2026-09-08 2 mo ago also EUVD-2024-39595
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 23%
- public exploits
- 0
- none known
Summary
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 force the application to read unintended heap memory space.
Patch / fix
- Siemens Reyrolle 7SR5 V2.70
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-26-258-05 updated cvss 4.3
Siemens Reyrolle 7SR5
-
Siemens Reyrolle 7SR5 < 2.70affected: fixed in V2.70 support.industry.siemens.com
Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 23 mo ago
Exploit prediction
0.30% chance of exploitation in the next 30 days, higher than 23% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
Affected products
- Cesanta Mongoose Web Server
- Siemens Reyrolle 7SR5
Classification
- Weakness
-
- CWE-823 Use of Out-of-range Pointer Offset
References
Sources
- CVE List CVE-2024-42391
- NVD CVE-2024-42391
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