High severity · published Aug 10, 2016
CVE-2016-5421
Use-after-free vulnerability in libcurl before 7.50.1 allows attackers to control which connection is used or possibly have unspecified other impact via unknown vectors
8.1
CVSS
8%
EPSS
No
On KEV
Description
Use-after-free vulnerability in libcurl before 7.50.1 allows attackers to control which connection is used or possibly have unspecified other impact via unknown vectors.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)8.0% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0 · source: NVD
FE
Fedora · Fedoraproject
23; 24 · source: NVD
LE
Leap · Opensuse
42.1 · source: NVD
LI
Libcurl · Haxx
through 7.50.0 · source: NVD
OP
Opensuse · Opensuse
13.2 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04; 16.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-5421
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-5421
Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-09/msg00011.html
Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-09/msg00094.html
Third Party Advisory
http://www.debian.org/security/2016/dsa-3638
Patch
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
Third Party Advisory
http://www.securityfocus.com/bid/92306
Third Party Advisory
http://www.securitytracker.com/id/1036536
More from Ubuntu Linux
9.8
CVE-2020-11651
SaltStack Salt Authentication Bypass Vulnerability
9.8
CVE-2020-7247
OpenSMTPD Remote Code Execution Vulnerability
9.8
CVE-2019-11043
Underflow in PHP-FPM can lead to RCE
9.8
CVE-2019-16928
Exim Out-of-bounds Write Vulnerability
9.8
CVE-2019-10149
Exim Mail Transfer Agent (MTA) Improper Input Validation