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CVE-2020-11243
RRC sends a connection establishment success to NAS even though connection setup validation returns failure and leads to denial of service…
High7.5EPSS 0.71%
- Published
- Updated
- Reserved
- Assigned by
- qualcomm
Description
RRC sends a connection establishment success to NAS even though connection setup validation returns failure and leads to denial of service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Mobile
Timeline
ID reserved
By qualcomm
- 12 months later
· 12 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 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.71% · top 46% 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: High 7.5.
Weakness
- Detection of Error Condition Without Action in LTE
- CWE-755 (opens in a new tab)All about CWE-755 and its CVEs
Affected products
Qualcomm, Inc. · Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Mobile
- affected AQT1000, AR8035, FSM10055, FSM10056, PM3003A, PM7150A, PM7150L, PM7250, PM7250B, PM8004, PM8008, PM8009, PM8150, PM8150A, PM8150B, PM8150C, PM8150L, PM8250, PM855, PM855B, PM855L, PM855P, PMC1000H, PMK8002, PMR525, PMX50, PMX55, QAT3516, QAT3518, QAT3519, QAT3555, QAT5515, QAT5522, QAT5533, QBT2000, QCA6390, QCA6391, QCA6420, QCA6421, QCA6426, QCA6430, QCA6431, QCA6436, QCA6595AU, QCA6696, QCA8337, QDM2301, QDM2305, QDM3301, QDM5620, QDM5621, QDM5650, QDM5652, QDM5670, QDM5671, QDM5677, QDM5679, QET4101, QET5100, QET6110, QFS2530, QFS2580, QLN4642, QLN4650, QLN5020, QLN5030, QLN5040, QPA2625, QPA5580, QPA6560, QPA8673, QPA8686, QPA8801, QPA8802, QPA8803, QPA8821, QPA8842, QPM4650, QPM5541, QPM5577, QPM5579, QPM5620, QPM5621, QPM5657, QPM5658, QPM5670, QPM5677, QPM5679, QPM6325, QPM6375, QPM6582, QPM6585, QPM8820, QPM8830, QPM8895, QSM7250, QTC800H, QTC801S, QTM525, QTM527, SA515M, SD 8C, SD 8CX, SD765, SD765G, SD768G, SD855, SD865 5G, SD870, SDR051, SDR052, SDR8150, SDR8250, SDR865, SDX50M, SD ...[truncated*]
References (1)
- https://www.qualcomm.com/company/product-security/bulletins/april-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-2020-11243)Record last updated .