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/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Vt | Cryptacular | < 1.1.4 |
| Vt | Cryptacular | >= 1.2.0, < 1.2.4 |
| Oracle | Communications Services Gatekeeper | 7.0 |
| Oracle | Webcenter Sites | 12.2.1.3.0 |
| Oracle | Webcenter Sites | 12.2.1.4.0 |
| Oracle | Weblogic Server | 12.2.1.4.0 |
| Oracle | Weblogic Server | 14.1.1.0.0 |
References
- https://github.com/apereo/cas/commit/8810f2b6c71d73341d4dde6b09a18eb46cfd6d45Patch, Third Party Advisory
- https://github.com/apereo/cas/commit/93b1c3e9d90e36a19d0fa0f6efb863c6f0235e75Patch, Third Party Advisory
- https://github.com/apereo/cas/commit/a042808d6adbbf44753d52c55cac5f533e24101fPatch, Third Party Advisory
- https://github.com/apereo/cas/pull/4685Patch, Third Party Advisory
- https://github.com/vt-middleware/cryptacular/blob/master/src/main/java/org/cryptacular/CiphertextHeader.java#L153Exploit, Third Party Advisory
- https://github.com/vt-middleware/cryptacular/issues/52Exploit, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2021.htmlPatch, Third Party Advisory
- https://github.com/apereo/cas/commit/8810f2b6c71d73341d4dde6b09a18eb46cfd6d45Patch, Third Party Advisory
- https://github.com/apereo/cas/commit/93b1c3e9d90e36a19d0fa0f6efb863c6f0235e75Patch, Third Party Advisory
- https://github.com/apereo/cas/commit/a042808d6adbbf44753d52c55cac5f533e24101fPatch, Third Party Advisory
- https://github.com/apereo/cas/pull/4685Patch, Third Party Advisory
- https://github.com/vt-middleware/cryptacular/blob/master/src/main/java/org/cryptacular/CiphertextHeader.java#L153Exploit, Third Party Advisory
- https://github.com/vt-middleware/cryptacular/issues/52Exploit, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2021.htmlPatch, Third Party Advisory
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-7218HashiCorp Nomad and Nonad Enterprise up to 0.10.2 HTTP/RPC s…7.5
- CVE-2020-7219HashiCorp Consul and Consul Enterprise up to 1.6.2 HTTP/RPC …7.5
- CVE-2020-7220HashiCorp Vault Enterprise 0.11.0 through 1.3.1 fails, in ce…7.5
- CVE-2020-7221mysql_install_db in MariaDB 10.4.7 through 10.4.11 allows pr…7.8
- CVE-2020-7222An issue was discovered in Amcrest Web Server 2.520.AC00.18.…5.3
- CVE-2020-7224The Aviatrix OpenVPN client through 2.5.7 on Linux, macOS, a…9.8
- CVE-2020-7227Westermo MRD-315 1.7.3 and 1.7.4 devices have an information…6.5
- CVE-2020-7228The Calculated Fields Form plugin through 1.0.353 for WordPr…5.4
- CVE-2020-7229An issue was discovered in Simplejobscript.com SJS before 1.…9.8
- CVE-2020-7231Evoko Home 1.31 devices provide different error messages for…5.3
- CVE-2020-7232Evoko Home devices 1.31 through 1.37 allow remote attackers …7.5
- CVE-2020-7233KMS Controls BAC-A1616BC BACnet devices have a cleartext pas…9.8
Are you affected by CVE-2020-7226?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST