How severe is CVE-2013-4763?

CVE-2013-4763 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2013-4763 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4763?

CVE-2013-4763 primarily affects Samsung Galaxy S3 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4763?

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

When was CVE-2013-4763 published?

CVE-2013-4763 was published on 2019-12-27 and last updated on 2026-06-16.

CVE-2013-4763

CVE-2013-4763 is a medium-severity vulnerability in Samsung Galaxy S3 Firmware with a CVSS 3.x base score of 4.6. 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-276.

Key facts

Severity: Medium (CVSS 3.x base score 4.6)
CVSS v2: 2.1
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Samsung Galaxy S3 Firmware
Published: 2019-12-27
Last modified: 2026-06-16

Description

Samsung Galaxy S3/S4 exposes an unprotected component allowing arbitrary SMS text messages without requesting permission.

Frequently asked questions

What is CVE-2013-4763?: Samsung Galaxy S3/S4 exposes an unprotected component allowing arbitrary SMS text messages without requesting permission.
How severe is CVE-2013-4763?: CVE-2013-4763 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2013-4763 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4763?: CVE-2013-4763 primarily affects Samsung Galaxy S3 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4763?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4763 published?: CVE-2013-4763 was published on 2019-12-27 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:o:samsung:galaxy_s3_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:galaxy_s4_firmware:-:*:*:*:*:*:*:*

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