How severe is CVE-2023-29086?

CVE-2023-29086 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-29086 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-29086?

CVE-2023-29086 primarily affects Samsung Exynos 5300 Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-29086?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-29086 published?

CVE-2023-29086 was published on 2023-04-14 and last updated on 2026-06-17.

CVE-2023-29086

CVE-2023-29086 is a medium-severity vulnerability in Samsung Exynos 5300 Firmware with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Samsung Exynos 5300 Firmware
Published: 2023-04-14
Last modified: 2026-06-17

Description

An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor and Modem for Exynos Modem 5123, Exynos Modem 5300, Exynos 980, Exynos 1080, Exynos 9110, and Exynos Auto T5123. Memory corruption can occur due to insufficient parameter validation while decoding an SIP Min-SE header.

Frequently asked questions

What is CVE-2023-29086?: An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor and Modem for Exynos Modem 5123, Exynos Modem 5300, Exynos 980, Exynos 1080, Exynos 9110, and Exynos Auto T5123. Memory corruption can occur due to insufficient parameter validation while decoding an SIP Min-SE header.
How severe is CVE-2023-29086?: CVE-2023-29086 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-29086 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-29086?: CVE-2023-29086 primarily affects Samsung Exynos 5300 Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-29086?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-29086 published?: CVE-2023-29086 was published on 2023-04-14 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:o:samsung:exynos_5300_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_5123_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_980_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_9110_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1080_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_auto_t5123_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Samsung Exynos 5300 Firmware

CVE-2023-31116 — Critical (CVSS 9.8): An issue was discovered in the Shannon RCS component in Samsung Exynos Modem 5123 and 5300. An incorrect default…
CVE-2023-31114 — Critical (CVSS 9.1): An issue was discovered in the Shannon RCS component in Samsung Exynos Modem 5123 and 5300. Incorrect resource transfer…
CVE-2023-31115 — High (CVSS 7.5): An issue was discovered in the Shannon RCS component in Samsung Exynos Modem 5123 and 5300. Incorrect resource transfer…
CVE-2023-29091 — Medium (CVSS 6.8): An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor and Modem for Exynos Modem 5123,…
CVE-2023-29090 — Medium (CVSS 6.8): An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor and Modem for Exynos Modem 5123,…
CVE-2023-29089 — Medium (CVSS 6.8): An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor and Modem for Exynos Modem 5123,…

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