CVE-2023-21635
CVE-2023-21635 is a medium-severity vulnerability in Qualcomm Aqt1000 Firmware with a CVSS 3.x base score of 6.7. 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-787.
Key facts
- Severity: Medium (CVSS 3.x base score 6.7)
- EPSS exploit prediction: 0% (2nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Qualcomm Aqt1000 Firmware
- Published:
- Last modified:
Description
Memory Corruption in Data Network Stack & Connectivity when sim gets detected on telephony.
Frequently asked questions
- What is CVE-2023-21635?
- Memory Corruption in Data Network Stack & Connectivity when sim gets detected on telephony.
- How severe is CVE-2023-21635?
- CVE-2023-21635 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-21635 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-21635?
- CVE-2023-21635 primarily affects Qualcomm Aqt1000 Firmware. In total, 49 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2023-21635?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2023-21635 published?
- CVE-2023-21635 was published on 2023-07-04 and last updated on 2026-06-17.
References
Affected products (49)
- cpe:2.3:o:qualcomm:aqt1000_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:csrb31024_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:fastconnect_6200_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:fastconnect_6800_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qca6420_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qca6426_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qca6430_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qca6436_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qca6564_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qca6564au_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qca6574a_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qca6574au_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sa6145p_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sa6150p_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sa6155p_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sa8145p_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sa8150p_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sa8155p_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sa8195p_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sd855_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sd865_5g_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:snapdragon_855_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:snapdragon_855\+\/860_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:snapdragon_865_5g_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:snapdragon_865\+_5g_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:snapdragon_870_5g_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:snapdragon_w5\+_gen_1_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:snapdragon_wear_4100\+_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:snapdragon_x55_5g_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:snapdragon_xr2_5g_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:snapdragon_auto_4g_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sw5100_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sw5100p_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:sxr2130_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:wcd9341_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:*
More vulnerabilities in Qualcomm Aqt1000 Firmware
- CVE-2025-21483 — Critical (CVSS 9.8): Memory corruption when the UE receives an RTP packet from the network, during the reassembly of NALUs.
- CVE-2023-22388 — Critical (CVSS 9.8): Memory Corruption in Multi-mode Call Processor while processing bit mask API.
- CVE-2023-28562 — Critical (CVSS 9.8): Memory corruption while handling payloads from remote ESL.
- CVE-2022-40510 — Critical (CVSS 9.8): Memory corruption due to buffer copy without checking size of input in Audio while voice call with EVS vocoder.
- CVE-2022-40514 — Critical (CVSS 9.8): Memory corruption due to buffer copy without checking the size of input in WLAN Firmware while processing CCKM IE in…
- CVE-2022-22088 — Critical (CVSS 9.8): Memory corruption in Bluetooth HOST due to buffer overflow while parsing the command response received from remote
All CVEs affecting Qualcomm Aqt1000 Firmware →
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