How severe is CVE-2020-3611?

CVE-2020-3611 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-3611 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-3611?

CVE-2020-3611 primarily affects Qualcomm Apq8098 Firmware. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-3611?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-3611 published?

CVE-2020-3611 was published on 2020-09-08 and last updated on 2026-06-17.

CVE-2020-3611

CVE-2020-3611 is a high-severity vulnerability in Qualcomm Apq8098 Firmware with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Qualcomm Apq8098 Firmware
Published: 2020-09-08
Last modified: 2026-06-17

Description

u'XBL SEC clears only ZI region when loading Qualcomm-signed segments can lead to improper access issue' in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking in APQ8098, Kamorta, MSM8998, QCS404, QCS605, SDA660, SDA845, SDM630, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SXR1130

Frequently asked questions

What is CVE-2020-3611?: u'XBL SEC clears only ZI region when loading Qualcomm-signed segments can lead to improper access issue' in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking in APQ8098, Kamorta, MSM8998, QCS404, QCS605, SDA660, SDA845, SDM630, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SXR1130
How severe is CVE-2020-3611?: CVE-2020-3611 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-3611 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-3611?: CVE-2020-3611 primarily affects Qualcomm Apq8098 Firmware. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-3611?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-3611 published?: CVE-2020-3611 was published on 2020-09-08 and last updated on 2026-06-17.

References

Affected products (15)

cpe:2.3:o:qualcomm:apq8098_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:kamorta_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:msm8998_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcs404_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcs605_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sda660_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sda845_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdm630_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdm636_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdm660_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdm670_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdm710_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdm845_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdm850_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sxr1130_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Qualcomm Apq8098 Firmware

CVE-2020-11196 — Critical (CVSS 9.8): u'Integer overflow to buffer overflow occurs while playback of ASF clip having unexpected number of codec entries' in…
CVE-2020-11193 — Critical (CVSS 9.8): u'Buffer over read can happen while parsing mkv clip due to improper typecasting of data returned from atomsize' in…
CVE-2020-11168 — Critical (CVSS 9.8): u'Null-pointer dereference can occur while accessing data buffer beyond its size that leads to access the buffer beyond…
CVE-2020-3673 — Critical (CVSS 9.8): u'Buffer overflow can happen as part of SIP message packet processing while storing values in array due to lack of…
CVE-2020-3657 — Critical (CVSS 9.8): u'Remote code execution can happen by sending a carefully crafted POST query when Device configuration is accessed from…
CVE-2020-3654 — Critical (CVSS 9.8): u'Buffer overflow occurs while processing SIP message packet due to lack of check of index validation before copying…

All CVEs affecting Qualcomm Apq8098 Firmware →