Vulnerability in Gnu Privacy_guard

CVE-2003-0971

GnuPG (GPG) 1.0.2, and other versions up to 1.2.3, creates ElGamal type 20 (sign+encrypt) keys using the same key component for encryption as for signing, which allows attackers to determine the private key from a signature.

EPSS: 0.029 (84.9th percentile) — read the EPSS interpretation.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2003-0971?
CVE-2003-0971 is a vulnerability in Gnu Privacy_guard. Published 2003-12-15.
Is CVE-2003-0971 known to be exploited?
22 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.