Description
While parsing an IPAddressFamily extension in an X.509 certificate, it is possible to do a one-byte overread. This would result in an incorrect text display of the certificate. This bug has been present since 2006 and is present in all versions of OpenSSL before 1.0.2m and 1.1.0g.
References (27)
Core 27
Core References
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
Issue Tracking, Third Party Advisory
https://security.netapp.com/advisory/ntap-20170927-0001/
Issue Tracking, Third Party Advisory
https://security.netapp.com/advisory/ntap-20171107-0002/
Patch, Vendor Advisory
https://www.openssl.org/news/secadv/20170828.txt
Issue Tracking, Vendor Advisory
https://www.openssl.org/news/secadv/20171102.txt
Issue Tracking, Third Party Advisory
https://www.tenable.com/security/tns-2017-14
Third Party Advisory, VDB Entry vdb-entry
http://www.securitytracker.com/id/1039726
Vendor Advisory vendor-advisory
https://usn.ubuntu.com/3611-2/
Third Party Advisory vendor-advisory
https://www.debian.org/security/2017/dsa-4018
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/201712-03
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2017/11/msg00011.html
Vendor Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2018:3505
Third Party Advisory vendor-advisory
https://www.debian.org/security/2017/dsa-4017
Vendor Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2018:3221
Third Party Advisory, VDB Entry vdb-entry
http://www.securityfocus.com/bid/100515
Various Sources vendor-advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-17:11.openssl.asc
Vendor Advisory
https://support.apple.com/HT208331
Vendor Advisory
https://www.oracle.com//security-alerts/cpujul2021.html
Third Party Advisory
https://www.tenable.com/security/tns-2017-15
Scores
CVSS v3
5.3
EPSS
0.3862
EPSS Percentile
97.3%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Details
CWE
CWE-119
Status
published
Products (44)
debian/debian_linux
8.0
debian/debian_linux
9.0
openssl/openssl
0.9.7j
openssl/openssl
0.9.7k
openssl/openssl
0.9.7l
openssl/openssl
0.9.7m
openssl/openssl
0.9.8
openssl/openssl
0.9.8a
openssl/openssl
0.9.8b
openssl/openssl
0.9.8c
... and 34 more
Published
Aug 28, 2017
Tracked Since
Feb 18, 2026