CVE-2020-29362
First published: Wed Dec 16 2020(Updated: )
An issue was discovered in p11-kit 0.21.1 through 0.23.21. A heap-based buffer over-read has been discovered in the RPC protocol used by thep11-kit server/remote commands and the client library. When the remote entity supplies a byte array through a serialized PKCS#11 function call, the receiving entity may allow the reading of up to 4 bytes of memory past the heap allocation.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/p11-kit | 0.23.15-2+deb10u1 0.23.22-1 0.24.1-2 0.25.0-5 | |
| IBM Cloud Pak for Security (CP4S) | >=0.23.6<0.23.22 | |
| IBM Cloud Pak for Security (CP4S) | <=1.7.2.0 | |
| IBM Cloud Pak for Security (CP4S) | <=1.7.1.0 | |
| IBM Cloud Pak for Security (CP4S) | <=1.7.0.0 |
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Reference Links
- https://lists.freedesktop.org/archives/p11-glue/2020-December/000712.html
- https://github.com/p11-glue/p11-kit/security/advisories/GHSA-5wpq-43j2-6qwc
- https://github.com/p11-glue/p11-kit/commit/bda2f543ff8e0195c90e849379ef1585d00677bc
- https://github.com/p11-glue/p11-kit/commit/c785ab66890ad7b73c556d6afdf2bb8a32dd50e2
- https://security-tracker.debian.org/tracker/CVE-2020-29362
- https://github.com/p11-glue/p11-kit/releases
- https://lists.debian.org/debian-lts-announce/2021/01/msg00002.html
- https://www.debian.org/security/2021/dsa-4822
- https://exchange.xforce.ibmcloud.com/vulnerabilities/193533
- https://www.ibm.com/support/pages/node/6493729 (Advisory)
Frequently Asked Questions
What is CVE-2020-29362?
CVE-2020-29362 is a vulnerability discovered in p11-kit, allowing a remote attacker to obtain sensitive information.
What is the severity of CVE-2020-29362?
The severity of CVE-2020-29362 is medium with a CVSS score of 5.3.
How does CVE-2020-29362 affect p11-kit?
CVE-2020-29362 affects p11-kit versions 0.21.1 through 0.23.21.
How can the vulnerability CVE-2020-29362 be exploited?
CVE-2020-29362 can be exploited by a remote attacker through the RPC protocol used by the p11-kit server/remote commands and the client library.
Is there a fix available for CVE-2020-29362?
Yes, fixes are available for CVE-2020-29362. Please update to p11-kit versions 0.23.15-2+deb10u1, 0.23.22-1, 0.24.1-2, or 0.25.0-5.
- collector/security-tracker-debian
- collector/nvd-index
- agent/type
- agent/softwarecombine
- collector/ibm-support
- source/IBM
- agent/software-canonical-lookup
- agent/severity
- agent/references
- agent/author
- agent/weakness
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/first-publish-date
- agent/tags
- agent/event
- agent/trending
- package-manager/debian
- vendor/p11-kit project
- canonical/ibm cloud pak for security (cp4s)
- version/ibm cloud pak for security (cp4s)/0.23.6
- vendor/ibm
- version/ibm cloud pak for security (cp4s)/1.7.2.0
- version/ibm cloud pak for security (cp4s)/1.7.1.0
- version/ibm cloud pak for security (cp4s)/1.7.0.0