Buffer overflow in Opensc_project Opensc
CVE-2023-2977
A vulnerbility was found in OpenSC. This security flaw cause a buffer overrun vulnerability in pkcs15 cardos_have_verifyrc_package. The attacker can supply a smart card package with malformed ASN1 context. The cardos_have_verifyrc_package…
Vulnerability class: Buffer Overflow
EPSS: 0.003 (21.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.
Affected products
- Opensc_project Opensc — versions 0.23.0
- Redhat Enterprise_linux — versions 8.0, 9.0
- N/a Opensc — versions opensc-0.23.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Patch, Issue Tracking)
- secalert@redhat.com (Patch)
- secalert@redhat.com (mailing-list)
- secalert@redhat.com (vendor-advisory)
- secalert@redhat.com (vendor-advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-2977?
- CVE-2023-2977 is a high-severity vulnerability in Opensc_project Opensc, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.1/10. Published 2023-06-01.
- How severe is CVE-2023-2977?
- High severity. CVSS v3 base score is 7.1 out of 10.
- Is CVE-2023-2977 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.