01 Record
CVE-2018-11820
Use of non-time constant memcmp function creates side channel that leaks information and leads to cryptographic issues in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon
UnratedPUBLISHEDCNA: qualcomm
CNA base scoreUnratedNo CNA CVSS vector
02 Description
Use of non-time constant memcmp function creates side channel that leaks information and leads to cryptographic issues in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.23% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 13.7% of scored records. A rank, not a probability.
- NVD base score
- 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-02-25 23:00Z7 YR AGO
- Last updated
- 2024-08-05 08:17Z2 YR AGO
- Reserved
- 2018-06-07
- Assigning CNA
- qualcomm
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- e7f79e4e881abbe57c87b8ac0110b3aae49806e0ba7c356f1fdb2a10bf5d8227
05 Affected products
VendorProductVersionsPlatforms
Qualcomm, Inc.Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and NetworkingIPQ8074, MDM9150, MDM9206, MDM9607, MDM9640, MDM9650, MDM9655, MSM8996AU, QCA8081, QCS605, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 615/16/SD 415, SD 625, SD 632, SD 636, SD 650/52, SD 712 / SD 710 / SD 670, SD 800, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 8CX, SDA660, SDM439, SDM630, SDM660, Snapdragon_High_Med_2016, SXR1130—
06 References
- www.qualcomm.comhttps://www.qualcomm.com/company/product-security/bulletins
- www.securityfocus.com106845http://www.securityfocus.com/bid/106845