How severe is CVE-2015-20112?

CVE-2015-20112 has a CVSS 3.x base score of 3.4, rated low severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2015-20112 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2015-20112?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2015-20112 have an EU (EUVD) identifier?

Yes. CVE-2015-20112 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2015-9392.

When was CVE-2015-20112 published?

CVE-2015-20112 was published on 2025-06-29 and last updated on 2026-06-17.

CVE-2015-20112

CVE-2015-20112 is a low-severity vulnerability with a CVSS 3.x base score of 3.4. 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-325.

Key facts

Severity: Low (CVSS 3.x base score 3.4)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2015-9392
Weakness: CWE-325
Published: 2025-06-29
Last modified: 2026-06-17

Description

RLPx 5 has two CTR streams based on the same key, IV, and nonce. This can facilitate decryption on a private network.

Frequently asked questions

What is CVE-2015-20112?: RLPx 5 has two CTR streams based on the same key, IV, and nonce. This can facilitate decryption on a private network.
How severe is CVE-2015-20112?: CVE-2015-20112 has a CVSS 3.x base score of 3.4, rated low severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2015-20112 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2015-20112?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2015-20112 have an EU (EUVD) identifier?: Yes. CVE-2015-20112 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2015-9392.
When was CVE-2015-20112 published?: CVE-2015-20112 was published on 2025-06-29 and last updated on 2026-06-17.

References

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