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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.029 (86.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
- GNU Privacy Guard — versions 1.0.2, 1.0.3, 1.0.3b
Public proof-of-concept exploits
References
- www.redhat.com/support/errata/RHSA-2003-395.html (vendor-advisory)
- www.novell.com/linux/security/advisories/2003_048_gpg.html (vendor-advisory)
- www.kb.cert.org/vuls/id/940388 (US Government Resource, third-party-advisory)
- secunia.com/advisories/10349 (third-party-advisory)
- marc.info/ (mailing-list)
- www.debian.org/security/2004/dsa-429 (vendor-advisory)
- lists.gnupg.org/pipermail/gnupg-announce/2003q4/000276.html (Patch, Vendor Advisory)
- www.securityfocus.com/bid/9115 (Patch, vdb-entry, Vendor Advisory)
- lists.gnupg.org/pipermail/gnupg-announce/2003q4/000277.html (Patch)
- www.redhat.com/support/errata/RHSA-2003-390.html (vendor-advisory)
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.