Information disclosure in Gnupg Libgcrypt
CVE-2017-0379
Libgcrypt before 1.8.1 does not properly consider Curve25519 side-channel attacks, which makes it easier for attackers to discover a secret key, related to cipher/ecc.c and mpi/ec.c.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.035 (89.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: 0.000
Affected products
- Gnupg Libgcrypt
- Debian Linux — versions 9.0
- Libgcrypt — versions libgcrypt
Weakness classification (CWE)
References
- www.securityfocus.com/bid/100503 (VDB Entry, Third Party Advisory, vdb-entry)
- www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
- www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html
- www.securitytracker.com/id/1041294 (vdb-entry)
- www.debian.org/security/2017/dsa-3959 (vendor-advisory, Patch, Third Party Advisory)
- lists.debian.org/debian-security-announce/2017/msg00221.html (Patch, Mailing List, Third Party Advisory)
- git.gnupg.org/cgi-bin/gitweb.cgi
- eprint.iacr.org/2017/806 (Mailing List, Third Party Advisory)
- security-tracker.debian.org/tracker/CVE-2017-0379 (Patch, Third Party Advisory)
- security.netapp.com/advisory/ntap-20180726-0002/
Frequently asked questions
- What is CVE-2017-0379?
- CVE-2017-0379 is a high-severity vulnerability in Gnupg Libgcrypt, classified under Information Disclosure. CVSS score: 7.5/10. Published 2017-08-29.
- How severe is CVE-2017-0379?
- High severity. CVSS v3 base score is 7.5 out of 10.