CVE-2015-20112
RLPx 5 has two CTR streams based on the same key, IV, and nonce. This can facilitate decryption...
RLPx 5 has two CTR streams based on the same key, IV, and nonce. This can facilitate decryption on a private network.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
RLPx 5 has two CTR streams based on the same key, IV, and nonce. This can facilitate decryption on a private network.
- Record
CVE-2015-20112- CVSS 3.1
- 3.4 Low
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N - Weakness
- CWE-325
- Updated
- 2026-11-02
EUVDEUVD-2015-9392
RLPx 5 has two CTR streams based on the same key, IV, and nonce. This can facilitate decryption on a private network.
- Record
EUVD-2015-9392- CVSS 3.1
- 3.4 Low
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-gv8j-3j98-685g
RLPx 5 has two CTR streams based on the same key, IV, and nonce. This can facilitate decryption...
RLPx 5 has two CTR streams based on the same key, IV, and nonce. This can facilitate decryption on a private network.
- Record
GHSA-gv8j-3j98-685g- CVSS 3.1
- 3.4 Low
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N - Weakness
- CWE-325
- Updated
- 2026-11-02
NVD
RLPx 5 has two CTR streams based on the same key, IV, and nonce. This can facilitate decryption on a private network.
- Record
CVE-2015-20112- CVSS 3.1
- 3.4 Low
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N - Weakness
- CWE-325
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2015-20112 is a low vulnerability (CVSS 3.4) in Ethereum Rlpx, published June 29, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 5th percentile. No source names a fixed version.
References
github.com/hyperledger/besu/issues/7926
nvd.nist.gov/vuln/detail/CVE-2015-20112