Buffer Overflow Vulnerability in ZTE MF296R

published 2024-09-18 2 y ago modified 2026-06-17 4 mo ago also EUVD-2022-41614

cvss: 4.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 34%
public exploits: 0; none known

There is a buffer overflow vulnerability in ZTE MF296R. Due to insufficient validation of the SMS parameter length, an authenticated attacker could use the vulnerability to perform a denial of service attack.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-09-18)

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.5	CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
NVD	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

ZTE MF296R

Classification

Weakness

CWE-122 Heap-based Buffer Overflow
CWE-787 Out-of-bounds Write

References

support.zte.com.cn /support/news/LoopholeInfoDetail.aspx?newsId=1028984
vendor-advisory

Sources

CVE List CVE-2022-39068
NVD CVE-2022-39068

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Summary