CVE-2023-36042: microsoft microsoft .net framework 3.5 and 4.8.1 Heap-based Buffer Overflow
CVSS: 6.2v3.1MediumModified
Published 14-11-2023Last modified 08-10-2025
Vulnerability summary
CVE-2023-36042 is a medium (CVSS 6.2) Heap-based Buffer Overflow vulnerability in microsoft microsoft .net framework 3.5 and 4.8.1. EPSS estimates a 0.79% chance of exploitation in the next 30 days, higher than 55.3% of scored vulnerabilities.
CVSS score
6.2/10
010
Medium · v3.1 (CVE.org)EPSS score
0.79%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 14-11-2023PublishedVulnerability first disclosed.
- 08-10-2025Last modifiedVulnerability information updated.
Description
Visual Studio Denial of Service Vulnerability
CVSS metrics
2 scores · 2 sources · 1 versionMedium 6.2Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:CSources2 sources · 5.5–6.2
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HDiffers
EPSS trend
Probability
0.79%
Chance of exploitation in the next 30 days
Percentile
55%
Versus all other CVEs
30-day change
0.00 pp
From 0.79% on 19-09-2026
19-09-202619-10-2026
EPSS score0.79%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-122Heap-based Buffer OverflowA heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
- CWE-400Uncontrolled Resource ConsumptionThe product does not properly control the allocation and maintenance of a limited resource.
Affected systems
Microsoft5 products
- microsoft .net framework 3.5 and 4.8.1≥ 4.8.1, < 4.8.09214.01
- microsoft visual studio 2022 version 17.6≥ 17.6.0, < 17.6.10
- microsoft visual studio 2022 version 17.7≥ 17.7.0, < 17.7.7
- visual_studio_2019≥ 16.0, < 16.11.32
- visual_studio_2022≥ 17.2, < 17.2.22 | ≥ 17.4, < 17.4.14 | ≥ 17.6, < 17.6.10 | ≥ 17.7, < 17.7.7
1 vendor · 5 products
