Critical severity · published Oct 31, 2018
CVE-2018-16839
Curl versions 7.33.0 through 7.61.1 are vulnerable to a buffer overrun in the SASL authentication code that may lead to denial of service
9.8
CVSS
5.8%
EPSS
No
On KEV
Description
Curl versions 7.33.0 through 7.61.1 are vulnerable to a buffer overrun in the SASL authentication code that may lead to denial of service.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)5.8% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CU
Curl · Haxx
7.33.0 through 7.61.1 · source: NVD
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 18.04; 18.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-16839
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-16839
Third Party Advisory
http://www.securitytracker.com/id/1042012
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16839
Patch
https://curl.haxx.se/docs/CVE-2018-16839.html
Patch
https://github.com/curl/curl/commit/f3a24d7916b9173c69a3e0ee790102993833d6c5
lists.apache.org
https://lists.apache.org/thread.html/8338a0f605bdbb3a6098bb76f666a95fc2b2f53f37fa1ecc89f1146f%40%3Cdevnull.infra.apache.org%3E
Mailing List
https://lists.debian.org/debian-lts-announce/2018/11/msg00005.html
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