CVE-2021-1943
Last modified
CVE-2021-1943 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Possible buffer out of bound read can occur due to improper validation of TBTT count and length while parsing the beacon response in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking. EPSS estimates a 0.59% chance of exploitation in the next 30 days.
Description
Possible buffer out of bound read can occur due to improper validation of TBTT count and length while parsing the beacon response in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Qualcomm | Apq8053 Firmware | All versions |
| Qualcomm | Aqt1000 Firmware | All versions |
| Qualcomm | Ar9380 Firmware | All versions |
| Qualcomm | Csr8811 Firmware | All versions |
| Qualcomm | Csrb31024 Firmware | All versions |
| Qualcomm | Ipq4018 Firmware | All versions |
| Qualcomm | Ipq4019 Firmware | All versions |
| Qualcomm | Ipq4028 Firmware | All versions |
| Qualcomm | Ipq4029 Firmware | All versions |
| Qualcomm | Ipq5010 Firmware | All versions |
| Qualcomm | Ipq5018 Firmware | All versions |
| Qualcomm | Ipq5028 Firmware | All versions |
| Qualcomm | Ipq6000 Firmware | All versions |
| Qualcomm | Ipq6005 Firmware | All versions |
| Qualcomm | Ipq6010 Firmware | All versions |
| Qualcomm | Ipq6018 Firmware | All versions |
| Qualcomm | Ipq6028 Firmware | All versions |
| Qualcomm | Ipq8064 Firmware | All versions |
| Qualcomm | Ipq8065 Firmware | All versions |
| Qualcomm | Ipq8068 Firmware | All versions |
| Qualcomm | Ipq8070 Firmware | All versions |
| Qualcomm | Ipq8070a Firmware | All versions |
| Qualcomm | Ipq8071 Firmware | All versions |
| Qualcomm | Ipq8071a Firmware | All versions |
| Qualcomm | Ipq8072 Firmware | All versions |
| Qualcomm | Ipq8072a Firmware | All versions |
| Qualcomm | Ipq8074 Firmware | All versions |
| Qualcomm | Ipq8074a Firmware | All versions |
| Qualcomm | Ipq8076 Firmware | All versions |
| Qualcomm | Ipq8076a Firmware | All versions |
| Qualcomm | Ipq8078 Firmware | All versions |
| Qualcomm | Ipq8078a Firmware | All versions |
| Qualcomm | Ipq8173 Firmware | All versions |
| Qualcomm | Ipq8174 Firmware | All versions |
| Qualcomm | Msm8953 Firmware | All versions |
| Qualcomm | Pmp8074 Firmware | All versions |
| Qualcomm | Qca4024 Firmware | All versions |
| Qualcomm | Qca6175a Firmware | All versions |
| Qualcomm | Qca6390 Firmware | All versions |
| Qualcomm | Qca6391 Firmware | All versions |
| Qualcomm | Qca6420 Firmware | All versions |
| Qualcomm | Qca6426 Firmware | All versions |
| Qualcomm | Qca6428 Firmware | All versions |
| Qualcomm | Qca6430 Firmware | All versions |
| Qualcomm | Qca6436 Firmware | All versions |
| Qualcomm | Qca6438 Firmware | All versions |
| Qualcomm | Qca6564a Firmware | All versions |
| Qualcomm | Qca6564au Firmware | All versions |
| Qualcomm | Qca6574 Firmware | All versions |
| Qualcomm | Qca6574a Firmware | All versions |
Showing 50 of 177 affected configurations. See NVD for the full list.
References
- https://www.qualcomm.com/company/product-security/bulletins/july-2021-bulletinPatch, Vendor Advisory
- https://www.qualcomm.com/company/product-security/bulletins/july-2021-bulletinPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-1943?
How severe is CVE-2021-1943?
How do I fix CVE-2021-1943?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-1937Reachable assertion is possible while processing peer associ…7.5
- CVE-2021-1938Possible assertion due to improper verification while creati…7.5
- CVE-2021-1939Null pointer dereference occurs due to improper validation w…5.5
- CVE-2021-1940Use after free can occur due to improper handling of respons…7.8
- CVE-2021-1941Possible buffer over read issue due to improper length check…7.5
- CVE-2021-1942Improper handling of permissions of a shared memory region c…8.8
- CVE-2021-1945Possible out of bound read due to lack of length check of Ba…7.5
- CVE-2021-1946Null Pointer Dereference may occur due to improper validatio…9.8
- CVE-2021-1947Use-after-free vulnerability in kernel graphics driver becau…7.8
- CVE-2021-1948Possible out of bound read due to lack of length check of da…7.5
- CVE-2021-1949Possible integer overflow due to improper check of batch cou…8.4
- CVE-2021-1950Improper cleaning of secure memory between authenticated use…7.8
Are you affected by CVE-2021-1943?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
