How severe is CVE-2020-25858?

CVE-2020-25858 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-25858 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-25858?

CVE-2020-25858 affects Qualcomm Qualcomm Mobile Access Point. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-25858?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-25858 published?

CVE-2020-25858 was published on 2020-10-15 and last updated on 2026-06-17.

CVE-2020-25858

CVE-2020-25858 is a high-severity vulnerability in Qualcomm Qualcomm Mobile Access Point with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Qualcomm Qualcomm Mobile Access Point
Published: 2020-10-15
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2020-25858?: 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.
How severe is CVE-2020-25858?: CVE-2020-25858 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-25858 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-25858?: CVE-2020-25858 affects Qualcomm Qualcomm Mobile Access Point. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-25858?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-25858 published?: CVE-2020-25858 was published on 2020-10-15 and last updated on 2026-06-17.

References

http://vdoo.com/blog/qualcomm-qcmap-vulnerabilities

Affected products (1)

cpe:2.3:a:qualcomm:qualcomm_mobile_access_point:-:*:*:*:*:*:*:*

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