Log in Start free

Vulnerability · Published Sep 10, 2024 · Assigned by redhat

CVE-2024-8443Libopensc: heap buffer overflow in openpgp driver when generating key

Low 2.9

In plain English

A low-severity heap buffer overflow in opensc. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 29% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)2.9Low
Exploit odds (30 days)0.3%top 71.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A heap-based buffer overflow vulnerability was found in the libopensc OpenPGP driver. A crafted USB device or smart card with malicious responses to the APDUs during the card enrollment process using the `pkcs15-init` tool may lead to out-of-bound rights, possibly resulting in arbitrary code execution.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.21opensc0.26.0-r0ALPINE-CVE-2024-8443
Alpine:v3.22opensc0.26.0-r0ALPINE-CVE-2024-8443
Alpine:v3.23opensc0.26.0-r0ALPINE-CVE-2024-8443
Alpine:v3.24opensc0.26.0-r0ALPINE-CVE-2024-8443
Debian:12opensc0.23.0-0.3+deb12u2DEBIAN-CVE-2024-8443
Debian:13opensc0.25.1-2.1DEBIAN-CVE-2024-8443
Debian:14opensc0.25.1-2.1DEBIAN-CVE-2024-8443

Affected products (as reported)

VendorProductVersions
opensc 0.26.0 – before 0.26.0
Red Hat Red Hat Enterprise Linux 10 see references
Red Hat Red Hat Enterprise Linux 7 see references
Red Hat Red Hat Enterprise Linux 8 see references
Red Hat Red Hat Enterprise Linux 9 see references

Weakness: CWE-122 · Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

References