CVE-2020-25858

Name: CVE-2020-25858
Creator: NVD / NIST
Published: 2020-10-15T16:15:12.087+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 9.64%

Last modified Jun 17, 2026

CVE-2020-25858 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. EPSS estimates a 9.64% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

9.64%

94.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Qualcomm	Qualcomm Mobile Access Point	All versions

References

http://vdoo.com/blog/qualcomm-qcmap-vulnerabilitiesExploit, Third Party Advisory
http://vdoo.com/blog/qualcomm-qcmap-vulnerabilitiesExploit, Third Party Advisory

Timeline

Published: Oct 15, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-25858?

How severe is CVE-2020-25858?

CVE-2020-25858 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 9.64% probability of exploitation in the next 30 days.

How do I fix CVE-2020-25858?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-25858?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST