High severity · published May 23, 2016
CVE-2016-3959
The Verify function in crypto/dsa/dsa.go in Go before 1.5.4 and 1.6.x before 1.6.1 does not properly check parameters passed to the big integer library, which might allow remote…
7.5
CVSS
4.4%
EPSS
No
On KEV
Description
The Verify function in crypto/dsa/dsa.go in Go before 1.5.4 and 1.6.x before 1.6.1 does not properly check parameters passed to the big integer library, which might allow remote attackers to cause a denial of service (infinite loop) via a crafted public key to a program that uses HTTPS client certificates or SSH server libraries.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.4% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
22; 23; 24 · source: NVD
GO
GO · Golang
1.6; through 1.5 · source: NVD
LE
Leap · Opensuse
42.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-3959
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-3959
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2016-April/182526.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183106.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183137.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-updates/2016-05/msg00077.html
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2016-1538.html
www.openwall.com
http://www.openwall.com/lists/oss-security/2016/04/05/1
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