CVE-2020-3636
CVE-2020-3636 is a high-severity vulnerability in Qualcomm Kamorta 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% (9th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Qualcomm Kamorta Firmware
- Published:
- Last modified:
Description
u'Out of bound writes happen when accessing usage_table header entry beyond the memory allocated for the header' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking in Kamorta, QCS404, QCS610, Rennell, SC7180, SDX55, SM6150, SM7150, SM8250, SXR2130
Frequently asked questions
- What is CVE-2020-3636?
- u'Out of bound writes happen when accessing usage_table header entry beyond the memory allocated for the header' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking in Kamorta, QCS404, QCS610, Rennell, SC7180, SDX55, SM6150, SM7150, SM8250, SXR2130
- How severe is CVE-2020-3636?
- CVE-2020-3636 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-2020-3636 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-3636?
- CVE-2020-3636 primarily affects Qualcomm Kamorta Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-3636?
- 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-2020-3636 published?
- CVE-2020-3636 was published on 2020-09-08 and last updated on 2026-06-17.
References
- https://www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin
- https://www.qualcomm.com/company/product-security/bulletins/august-2020-security-bulletin
Affected products (10)
- cpe:2.3:o:qualcomm:kamorta_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qcs404_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qcs610_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:rennell_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sc7180_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sdx55_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sm6150_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sm7150_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sm8250_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sxr2130_firmware:-:*:*:*:*:*:*:*
More vulnerabilities in Qualcomm Kamorta Firmware
- CVE-2020-3703 — Critical (CVSS 9.8): u'Buffer over-read issue in Bluetooth peripheral firmware due to lack of check for invalid opcode and length of opcode…
- CVE-2020-3692 — Critical (CVSS 9.8): u'Possible buffer overflow while updating output buffer for IMEI and Gateway Address due to lack of check of input…
- 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-2020-3654 — Critical (CVSS 9.8): u'Buffer overflow occurs while processing SIP message packet due to lack of check of index validation before copying…
- CVE-2020-3675 — Critical (CVSS 9.8): u'Potential integer underflow while parsing Service Info and IPv6 link-local TLVs that comes as part of NDPE attribute'…
- CVE-2020-3669 — Critical (CVSS 9.8): u'Buffer Overflow issue in WLAN tcp ip verification due to usage of out of range pointer offset' in Snapdragon Auto,…