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CVE-2023-28448

23
FAUCET Score

CVE-2023-28448 describes an out-of-bounds memory access vulnerability in the 'Versionize::deserialize' implementation of the 'versionize' Rust crate, specifically affecting 'vmm_sys_utils::fam::FamStructWrapper'. This flaw, present since version 0.1.1, could allow an unauthenticated attacker to cause a denial of service. The vulnerability has a CVSS score of 7.5 (HIGH) due to its network-based attack vector and low attack complexity, with no confidentiality or integrity impact but high availability impact. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.1.1, < 0.1.10CPE matchmatch criteria
cpe:2.3:a:versionize_project:versionize:*:*:*:*:*:rust:*:*

CVSS Data

CVSS version used by this source: 3.1

5.7MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.5
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.56%
Probability of exploitation in next 30 days
EPSS Percentile
43.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0056 is in the 20th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (8)

github_advisorypatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: cm1 cloud-hypervisor 22.0-2 on CBL Mariner 1.0Fixed in: 22.0-2
microsoftpatch availablevia msrc
Product: cbl2 cloud-hypervisor 30.0-2 on CBL Mariner 2.0Fixed in: 30.0-2
microsoftpatch availablevia msrc
Product: CBL Mariner 2.0 x64Fixed in: 30.0-2
microsoftpatch availablevia msrc
Product: CBL Mariner 2.0 ARMFixed in: 30.0-2
microsoftpatch availablevia msrc
Product: CBL Mariner 1.0 x64Fixed in: 22.0-2
microsoftpatch availablevia msrc
Product: CBL Mariner 1.0 ARMFixed in: 22.0-2
rustpatch availablevia ghsa
Product: versionizeFixed in: 0.1.10

Vendor Advisories (3)

microsoft2023-Apr/CVE-2023-28448

CVE-2023-28448

Apr 11, 2023
rustGHSA-8vxc-r5wp-vgvcmedium

Versionize::deserialize implementation for FamStructWrapper<T> is lacking bound checks, potentially leading to out of bounds memory accesses

Mar 24, 2023
microsoft2023-Mar/CVE-2023-28448Important

Versionize is lacking bound checks potentially leading to out of bounds memory access

Mar 14, 2023

References

github.com / firecracker-microvm/versionize/commit/a57a051ba006cfa3b41a0532f484df759e008d47
PatchThird Party Advisory
github.com / firecracker-microvm/versionize/pull/53
Third Party Advisory
github.com / firecracker-microvm/versionize/security/advisories/GHSA-8vxc-r5wp-vgvc
Third Party Advisory