How severe is CVE-2015-5997?

CVE-2015-5997 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2015-5997 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-5997?

CVE-2015-5997 affects Impero Impero Education Pro. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-5997?

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-2015-5997 published?

CVE-2015-5997 was published on 2015-09-14 and last updated on 2026-06-17.

CVE-2015-5997

CVE-2015-5997 is a high-severity vulnerability in Impero Impero Education Pro with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Impero Impero Education Pro
Published: 2015-09-14
Last modified: 2026-06-17

Description

Impero Education Pro before 5105 uses a hardcoded CBC key and initialization vector derived from a hash of the Imp3ro string, which makes it easier for remote attackers to obtain plaintext data by sniffing the network for ciphertext data.

Frequently asked questions

What is CVE-2015-5997?: Impero Education Pro before 5105 uses a hardcoded CBC key and initialization vector derived from a hash of the Imp3ro string, which makes it easier for remote attackers to obtain plaintext data by sniffing the network for ciphertext data.
How severe is CVE-2015-5997?: CVE-2015-5997 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2015-5997 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-5997?: CVE-2015-5997 affects Impero Impero Education Pro. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-5997?: 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-2015-5997 published?: CVE-2015-5997 was published on 2015-09-14 and last updated on 2026-06-17.

References

http://www.kb.cert.org/vuls/id/549807

Affected products (1)

cpe:2.3:a:impero:impero_education_pro:*:*:*:*:*:*:*:*

More vulnerabilities in Impero Impero Education Pro

CVE-2015-5998 — Critical (CVSS 10.0): Impero Education Pro before 5105 relies on the -1|AUTHENTICATE\x02PASSWORD string for authentication, which allows…

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