How severe is CVE-2017-9821?

CVE-2017-9821 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-9821 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-9821?

CVE-2017-9821 affects Npci Bharat Interface For Money (bhim). See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-9821?

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

When was CVE-2017-9821 published?

CVE-2017-9821 was published on 2018-08-24 and last updated on 2026-06-17.

CVE-2017-9821

CVE-2017-9821 is a critical-severity vulnerability in Npci Bharat Interface For Money (bhim) with a CVSS 3.x base score of 9.8. 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-798.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Npci Bharat Interface For Money (bhim)
Published: 2018-08-24
Last modified: 2026-06-17

Description

The National Payments Corporation of India BHIM application 1.3 for Android relies on three hardcoded strings (AK-NPCIMB, IM-NPCIBM, and VK-NPCIBM) for SMS validation, which makes it easier for attackers to bypass authentication.

Frequently asked questions

What is CVE-2017-9821?: The National Payments Corporation of India BHIM application 1.3 for Android relies on three hardcoded strings (AK-NPCIMB, IM-NPCIBM, and VK-NPCIBM) for SMS validation, which makes it easier for attackers to bypass authentication.
How severe is CVE-2017-9821?: CVE-2017-9821 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-9821 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-9821?: CVE-2017-9821 affects Npci Bharat Interface For Money (bhim). See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-9821?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-9821 published?: CVE-2017-9821 was published on 2018-08-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:npci:bharat_interface_for_money_\(bhim\):1.3:*:*:*:*:android:*:*

More vulnerabilities in Npci Bharat Interface For Money (bhim)

CVE-2017-9820 — Critical (CVSS 9.8): The National Payments Corporation of India BHIM application 1.3 for Android uses a custom keypad for which the input…
CVE-2017-9819 — Critical (CVSS 9.8): The National Payments Corporation of India BHIM application 1.3 for Android does not properly restrict use of the OTP…
CVE-2017-9818 — High (CVSS 7.5): The National Payments Corporation of India BHIM application 1.3 for Android relies on a four-digit passcode, which…

All CVEs affecting Npci Bharat Interface For Money (bhim) →

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