7.9
HIGH
CVE-2024-21980
IBM SNP Memory Corruption Vulnerability
Description

Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially overwrite a guest's memory or UMC seed resulting in loss of confidentiality and integrity.

INFO

Published Date :

Aug. 5, 2024, 4:15 p.m.

Last Modified :

Aug. 6, 2024, 4:30 p.m.

Remotely Exploitable :

No

Impact Score :

5.8

Exploitability Score :

1.5
Public PoC/Exploit Available at Github

CVE-2024-21980 has a 2 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2024-21980 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-21980.

URL Resource
https://https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3011.html

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

None

Rust

Updated: 3 months ago
7 stars 0 fork 0 watcher
Born at : Jan. 10, 2024, 8:35 p.m. This repo has been linked 2 different CVEs too.

📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.

security cve exploit poc vulnerability

Updated: 2 months, 1 week ago
6375 stars 1107 fork 1107 watcher
Born at : Dec. 8, 2019, 1:03 p.m. This repo has been linked 904 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-21980 vulnerability anywhere in the article.

  • Cybersecurity News
10,000+ WordPress Sites at Risk: Critical File Deletion Flaw Found in InPost Plugins

A critical vulnerability, tracked as CVE-2024-6500 (CVSS 10), has been uncovered in two popular WordPress plugins, InPost PL and InPost for WooCommerce, leaving over 10,000 websites susceptible to com ... Read more

Published Date: Aug 18, 2024 (2 months, 4 weeks ago)
  • Cybersecurity News
WPS Office Vulnerabilities Expose 200 Million Users: CVE-2024-7262 Exploited in the Wild

Please enable JavaScriptWPS Office, a widely used office suite with a user base exceeding 200 million, has been found to contain two critical vulnerabilities that could expose users to remote code exe ... Read more

Published Date: Aug 16, 2024 (3 months ago)
  • The Register
Raptor Lake microcode limits Intel chips to a mere 1.55 volts to prevent CPU destruction

Intel has divulged more details on its Raptor Lake family of 13th and 14th Gen Core processor failures and the 0x129 microcode that's supposed to prevent further damage from occurring. The chipmaker p ... Read more

Published Date: Aug 09, 2024 (3 months, 1 week ago)
  • Cyber Security News
AMD Patches Multiple Memory Vulnerabilities That Leads Corrupt The Guest VM

Three potential vulnerabilities in Secure Encrypted Virtualization – Secure Nested Paging (SEV-SNP) could allow an attacker to read or corrupt the memory of a guest VM. To establish an isolated execut ... Read more

Published Date: Aug 08, 2024 (3 months, 1 week ago)
  • Cybersecurity News
Data Centers Alert: AMD Addresses SEV-SNP Vulnerabilities in EPYC Processors

AMD has released a security bulletin addressing three potential vulnerabilities in its Secure Encrypted Virtualization – Secure Nested Paging (SEV-SNP) technology. Discovered by a researcher, these vu ... Read more

Published Date: Aug 07, 2024 (3 months, 1 week ago)

The following table lists the changes that have been made to the CVE-2024-21980 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Received by [email protected]

    Aug. 05, 2024

    Action Type Old Value New Value
    Added Description Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially overwrite a guest's memory or UMC seed resulting in loss of confidentiality and integrity.
    Added Reference Advanced Micro Devices Inc. https://https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3011.html [No types assigned]
    Added CWE Advanced Micro Devices Inc. CWE-119
    Added CVSS V3.1 Advanced Micro Devices Inc. AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability