What’s Vulnerable › Vulnerabilities

CVE-2020-25021

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-09-04 · updated 2026-06-17
• Weakness: CWE-125

Description

An issue was discovered in Noise-Java through 2020-08-27. ChaChaPolyCipherState.encryptWithAd() allows out-of-bounds access.

Affected products

• Noise-Java Project Noise-Java: through 2020-08-27

References

• http://packetstormsecurity.com/files/159057/Noise-Java-ChaChaPolyCipherState.encryptWithAd-Insufficient-Boundary-Checks.html
• http://seclists.org/fulldisclosure/2020/Sep/14
• https://github.com/rweather/noise-java/commit/18e86b6f8bea7326934109aa9ffa705ebf4bde90
• https://github.com/rweather/noise-java/pull/12
• http://packetstormsecurity.com/files/159057/Noise-Java-ChaChaPolyCipherState.encryptWithAd-Insufficient-Boundary-Checks.html
• http://seclists.org/fulldisclosure/2020/Sep/14
• https://github.com/rweather/noise-java/commit/18e86b6f8bea7326934109aa9ffa705ebf4bde90
• https://github.com/rweather/noise-java/pull/12

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