How severe is CVE-2018-11846?

CVE-2018-11846 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-11846 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-11846?

CVE-2018-11846 primarily affects Qualcomm Sd 210 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-11846?

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

When was CVE-2018-11846 published?

CVE-2018-11846 was published on 2018-10-26 and last updated on 2026-06-17.

CVE-2018-11846

CVE-2018-11846 is a medium-severity vulnerability in Qualcomm Sd 210 Firmware with a CVSS 3.x base score of 4.7. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
CVSS v2: 4.7
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Qualcomm Sd 210 Firmware
Published: 2018-10-26
Last modified: 2026-06-17

Description

The use of a non-time-constant memory comparison operation can lead to timing/side channel attacks in Snapdragon Mobile in version SD 210/SD 212/SD 205, SD 845, SD 850

Frequently asked questions

What is CVE-2018-11846?: The use of a non-time-constant memory comparison operation can lead to timing/side channel attacks in Snapdragon Mobile in version SD 210/SD 212/SD 205, SD 845, SD 850
How severe is CVE-2018-11846?: CVE-2018-11846 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-11846 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-11846?: CVE-2018-11846 primarily affects Qualcomm Sd 210 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-11846?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-11846 published?: CVE-2018-11846 was published on 2018-10-26 and last updated on 2026-06-17.

References

https://www.qualcomm.com/company/product-security/bulletins

Affected products (5)

cpe:2.3:o:qualcomm:sd_210_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_212_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_205_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_845_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_850_firmware:-:*:*:*:*:*:*:*

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