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CVE-2020-7226

HIGHCVSS 7.5/10EPSS 3.33%

Last modified

CVE-2020-7226 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. CiphertextHeader.java in Cryptacular 1.2.3, as used in Apereo CAS and other products, allows attackers to trigger excessive memory allocation during a decode operation, because the nonce array length associated with "new byte" may depend on untrusted input within the header of encoded data.. EPSS estimates a 3.33% chance of exploitation in the next 30 days.

Description

CiphertextHeader.java in Cryptacular 1.2.3, as used in Apereo CAS and other products, allows attackers to trigger excessive memory allocation during a decode operation, because the nonce array length associated with "new byte" may depend on untrusted input within the header of encoded data.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
3.33%

87.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
VtCryptacular< 1.1.4
VtCryptacular>= 1.2.0, < 1.2.4
OracleCommunications Services Gatekeeper7.0
OracleWebcenter Sites12.2.1.3.0
OracleWebcenter Sites12.2.1.4.0
OracleWeblogic Server12.2.1.4.0
OracleWeblogic Server14.1.1.0.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-7226?
CiphertextHeader.java in Cryptacular 1.2.3, as used in Apereo CAS and other products, allows attackers to trigger excessive memory allocation during a decode operation, because the nonce array length associated with "new byte" may depend on untrusted input within the header of encoded data.
How severe is CVE-2020-7226?
CVE-2020-7226 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.33% probability of exploitation in the next 30 days.
How do I fix CVE-2020-7226?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-7226?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST