CVE-2019-7745: JioFi 4 jmr1140 Amtel_JMR1140_R12.07 devices allow remote attackers to obtain the Wi-Fi password by making a c

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CRITICAL 9.8REMOTEMITIGATE

CVE-2019-7745 is a critical-severity flaw (CVSS 9.8) affecting jmr1140 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

JioFi 4 jmr1140 Amtel_JMR1140_R12.07 devices allow remote attackers to obtain the Wi-Fi password by making a cgi-bin/qcmap_web_cgi Page=GetWiFi_Setting request and then reading the wpa_security_key field.

Why this priority

Critical severity
EPSS top 10%: very likely to be exploited
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	3.8% (top 10%)
CISA exploited list	No
Published	2019-05-07
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: jio

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-05-07 19:29 UTCPublished CVE record published
2026-06-17 02:40 UTCUpdated Record last modified

jio jmr1140 firmware MITIGATE

Affected: amtel_jmr1140_r12.07

Fixed in: no fixed release known

Safe to downgrade to: a release before amtel_jmr1140_r12.07

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2019-7745?

jmr1140 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-7745 being exploited?

CVE-2019-7745 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2019-7745 affect?

CVE-2019-7745 affects jmr1140 firmware. Severity is critical (CVSS 9.8). JioFi 4 jmr1140 Amtel_JMR1140_R12.07 devices allow remote attackers to obtain the Wi-Fi password by making a cgi-bin/qcmap_web_cgi Page=GetWiFi_Setting request and then reading the wpa_security_key field.

How urgent is CVE-2019-7745?

Priority 62/100. Critical severity; EPSS top 10%: very likely to be exploited; Remotely exploitable, no login, no user action

Software pages

Wi-Fi vulnerabilities

Related CVEs

CVE-2019-7746 HIGH 8.1 MITIGATE JioFi 4 jmr1140 Amtel_JMR1140_R12.07 devices allow remote attackers to obtain an admin token by making a /cgi-
CVE-2019-7687 MEDIUM 6.1 MITIGATE cgi-bin/qcmap_web_cgi on JioFi 4 jmr1140 Amtel_JMR1140_R12.07 devices has POST based reflected XSS via the Pag

References

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