Cyber Resilience

CVE-2023-3297

HighPublic PoC

Published: 01 September 2023

Published
01 September 2023
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 8.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0004 13.5th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-3297 is a high-severity Use After Free (CWE-416) vulnerability in Canonical Ubuntu Linux. Its CVSS base score is 8.1 (High).

Operationally, ranked at the 13.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

In Ubuntu's accountsservice an unprivileged local attacker can trigger a use-after-free vulnerability in accountsservice by sending a D-Bus message to the accounts-daemon process.

CWE(s)
CWE-416

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

canonical
accountsservice
≤ 23.13.9-2ubuntu2 · ≤ 22.08.8-1ubuntu7.1 · ≤ 22.08.8-1ubuntu7.1
canonical
ubuntu linux
20.04, 22.04, 22.10, 23.04

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-16 Memory Protection
addresses: CWE-416

Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.

References