Buffer overflow in Microsoft Asp.net Core
CVE-2020-0603
A remote code execution vulnerability exists in ASP.NET Core software when the software fails to handle objects in memory.An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user…
Vulnerability class: Buffer Overflow
EPSS: 0.198 (97.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Asp.net Core — versions 2.1, 3.0, 3.1
- Microsoft Asp.net_core — versions 2.1, 3.0, 3.1
- Redhat Enterprise_linux — versions 8.0
- Redhat Enterprise_linux_eus — versions 8.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
- secure@microsoft.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secure@microsoft.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-0603?
- CVE-2020-0603 is a high-severity vulnerability in Microsoft Asp.net Core, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2020-01-14.
- How severe is CVE-2020-0603?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-0603 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.