Back
CVE-2021-1899
Possible buffer over read due to lack of length check while flashing meta images in Snapdragon Consumer IOT, Snapdragon Industrial IOT,…
Medium4.6EPSS 0.14%
- Published
- Updated
- Reserved
- Assigned by
- qualcomm
Description
Possible buffer over read due to lack of length check while flashing meta images in Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables
Timeline
ID reserved
By qualcomm
- 7 months later
· 7 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| qualcommCNA (assigner) | 3.1 | Medium4.6 | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium4.6 | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.14% · top 96% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.6.
Weakness
- Buffer Over-read in Boot
- CWE-125 (opens in a new tab)All about CWE-125 and its CVEs
Affected products
Qualcomm, Inc. · Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables
- affected APQ8009W, AQT1000, MSM8909W, QCA4020, QCA6174A, QCA6420, QCA6430, QCA9379, Qualcomm215, SD 675, SD205, SD210, SD675, SD678, SD720G, SD730, SD855, SDA429W, SDM429W, SDX50M, SDX55, SDX55M, SM6250, WCD9326, WCD9341, WCD9370, WCD9375, WCD9380, WCN3610, WCN3615, WCN3620, WCN3660B, WCN3680, WCN3680B, WCN3950, WCN3980, WCN3988, WCN3991, WCN3998, WSA8810, WSA8815
References (1)
- https://www.qualcomm.com/company/product-security/bulletins/july-2021-bulletin (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-1899)Record last updated .