NULL pointer dereference in Qualcomm QCMAP
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-476.
Summary
The QCMAP_Web_CLIENT binary in the Qualcomm QCMAP software suite prior to versions released in October 2020 does not validate the return value of a strstr() or strchr() call in the Tokenizer() function. An attacker who invokes the web interface with a crafted URL can crash the process, causing denial of service. This version of QCMAP is used in many kinds of networking devices, primarily mobile hotspots and LTE routers.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Qualcomm QCMAP | Fixed in October 2020 | — | No fix listed | CNA |
- Qualcomm QCMAP Vendor— Affected Fixed in October 2020 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-25858
- 2026-10-03 Alias added: GHSA-xh62-mxvq-v84j
References
Sources
- CVE-2020-25858 · CVE Program
- CVE-2020-25858 · NVD
- FIRST EPSS
- GHSA-xh62-mxvq-v84j · GitHub Advisory Database · CC BY 4.0
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