Buffer overflow in Oracle Communications Cloud Native Core Policy
CVE-2020-29363
An issue was discovered in p11-kit 0.23.6 through 0.23.21. A heap-based buffer overflow has been discovered in the RPC protocol used by p11-kit server/remote commands and the client library. When the remote entity supplies a serialized byte array in a CK_ATTRIBUTE, the receiving entity may not allocate sufficient length for the buffer to store the deserialized value.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.035 (88.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: +0.000
Affected products
- Oracle Communications Cloud Native Core Policy — versions 1.14.0
- P11-Kit Project
- Debian Linux — versions 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/p11-glue/p11-kit/releases (Third Party Advisory, Release Notes)
- www.debian.org/security/2021/dsa-4822 (vendor-advisory, Third Party Advisory)
- www.oracle.com/security-alerts/cpuapr2022.html (Patch, Third Party Advisory)
- github.com/p11-glue/p11-kit/security/advisories/GHSA-5j67-fw89-fp6x (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-29363?
- CVE-2020-29363 is a high-severity vulnerability in Oracle Communications Cloud Native Core Policy, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2020-12-16.
- How severe is CVE-2020-29363?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-29363 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.