Vulnerability Details : CVE-2017-5335
The stream reading functions in lib/opencdk/read-packet.c in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allow remote attackers to cause a denial of service (out-of-memory error and crash) via a crafted OpenPGP certificate.
Vulnerability category: Denial of service
Products affected by CVE-2017-5335
- cpe:2.3:a:gnu:gnutls:*:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:gnutls:3.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:gnutls:3.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:gnutls:3.5.3:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:gnutls:3.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:gnutls:3.5.4:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:gnutls:3.5.5:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:gnutls:3.5.6:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:gnutls:3.5.7:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:42.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-5335
4.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 87 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-5335
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2017-5335
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-5335
-
https://gitlab.com/gnutls/gnutls/commit/49be4f7b82eba2363bb8d4090950dad976a77a3a
opencdk: added error checking in the stream reading functions (49be4f7b) · Commits · gnutls / GnuTLS · GitLabIssue Tracking;Patch;Third Party Advisory
-
http://www.securitytracker.com/id/1037576
GnuTLS Lets Remote Users Execute Arbitrary Code on the Target System - SecurityTrackerThird Party Advisory;VDB Entry
-
https://access.redhat.com/errata/RHSA-2017:2292
RHSA-2017:2292 - Security Advisory - Red Hat Customer Portal
-
http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.html
[security-announce] openSUSE-SU-2017:0386-1: important: Security updateThird Party Advisory
-
https://gnutls.org/security.html#GNUTLS-SA-2017-2
GnuTLSVendor Advisory
-
http://rhn.redhat.com/errata/RHSA-2017-0574.html
RHSA-2017:0574 - Security Advisory - Red Hat Customer Portal
-
http://www.securityfocus.com/bid/95374
GnuTLS CVE-2017-5335 Multiple Buffer Overflow VulnerabilitiesThird Party Advisory;VDB Entry
-
http://www.openwall.com/lists/oss-security/2017/01/10/7
oss-security - CVE request: two advisories for GnuTLS GNUTLS-SA-2017-1, GNUTLS-SA-2017-2, fixed in 3.3.26, 3.5.8Mailing List;Patch;Third Party Advisory
-
https://security.gentoo.org/glsa/201702-04
GnuTLS: Multiple vulnerabilities (GLSA 201702-04) — Gentoo securityPatch;Third Party Advisory;Vendor Advisory
-
http://www.openwall.com/lists/oss-security/2017/01/11/4
oss-security - Re: CVE request: two advisories for GnuTLS GNUTLS-SA-2017-1, GNUTLS-SA-2017-2, fixed in 3.3.26, 3.5.8Mailing List;Patch;Third Party Advisory
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=337
337 - gnutls: Out-of-memory in gnutls_openpgp_cert_parser_fuzzer - oss-fuzz - MonorailIssue Tracking;Patch;Third Party Advisory
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