CVE-2023-43615

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Summary

CVECVE-2023-43615
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-10-07 01:15:10 UTC
Updated2026-06-05 19:38:32 UTC
DescriptionMbed TLS 2.x before 2.28.5 and 3.x before 3.5.0 has a Buffer Overflow.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

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

EPSS: 0.003090000 probability, percentile 0.544910000 (date 2026-06-11)

Problem Types: CWE-120 | n/a

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Arm Mbed Tls All All All All
Operating System Fedoraproject Fedora 37 All All All
Operating System Fedoraproject Fedora 38 All All All
Operating System Fedoraproject Fedora 39 All All All
Application Trustedfirmware Mbed Tls All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified
ADP Mbed Mbedtls affected 2x 2.28.5 custom Not specified
ADP Mbed Mbedtls affected 3x 3.5.0 custom Not specified

References

ReferenceSourceLinkTags
[SECURITY] Fedora 37 Update: mbedtls-2.28.5-1.fc37 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List
Buffer overread in TLS stream cipher suites — Mbed TLS documentation af854a3a-2127-422b-91ae-364da2661108 mbed-tls.readthedocs.io Mitigation, Vendor Advisory
[SECURITY] Fedora 39 Update: mbedtls-2.28.5-1.fc39 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List
[SECURITY] Fedora 38 Update: mbedtls-2.28.5-1.fc38 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List
[SECURITY] Fedora 39 Update: mbedtls-2.28.5-1.fc39 - package-announce - Fedora Mailing-Lists MITRE lists.fedoraproject.org
[SECURITY] Fedora 38 Update: mbedtls-2.28.5-1.fc38 - package-announce - Fedora Mailing-Lists MITRE lists.fedoraproject.org
[SECURITY] Fedora 37 Update: mbedtls-2.28.5-1.fc37 - package-announce - Fedora Mailing-Lists MITRE lists.fedoraproject.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 284614 Fedora Security Update for mbedtls (FEDORA-2023-5c6521d81d)
  • 284677 Fedora Security Update for mbedtls (FEDORA-2023-e0ab860391)
  • 285208 Fedora Security Update for mbedtls (FEDORA-2023-0352951853)
  • 503373 Alpine Linux Security Update for mbedtls
  • 505894 Alpine Linux Security Update for mbedtls
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