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CVE-2024-27284

20
FAUCET Score

CVE-2024-27284 is a use-after-free vulnerability affecting the cassandra-rs Cassandra (CQL) driver for Rust, specifically versions prior to 3.0.0. This flaw allows attackers to cause undefined behavior by accessing freed memory when an iterator advances, leading to a denial of service. With a CVSS score of 7.5 (High), it can be exploited remotely with low attack complexity and no user interaction. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.0.0CPE matchmatch criteria
cpe:2.3:a:cassandra-rs_project:cassandra-rs:*:*:*:*:*:rust:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.82%
Probability of exploitation in next 30 days
EPSS Percentile
53.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0082 is in the 29th percentile among its peer group of 51,506 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 (2)

github_advisorypatch availablevia nvd_reference
View patch
rustpatch availablevia ghsa
Product: cassandra-cppFixed in: 3.0.0

Vendor Advisories (1)

rustGHSA-x9xc-63hg-vcfqhigh

cassandra-rs's non-idiomatic use of iterators leads to use after free

Apr 5, 2024

References

github.com / Metaswitch/cassandra-rs/commit/ae054dc8044eac9c2c7ae2b1ab154b53ca7f8df7
Patch
github.com / Metaswitch/cassandra-rs/security/advisories/GHSA-x9xc-63hg-vcfq
Vendor Advisory