DEBIAN-CVE-2017-7468

Source
https://security-tracker.debian.org/tracker/CVE-2017-7468
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2017-7468.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2017-7468
Upstream
Published
2018-07-16T13:29:00Z
Modified
2025-09-25T22:40:38Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
Summary
[none]
Details

In curl and libcurl 7.52.0 to and including 7.53.1, libcurl would attempt to resume a TLS session even if the client certificate had changed. That is unacceptable since a server by specification is allowed to skip the client certificate check on resume, and may instead use the old identity which was established by the previous certificate (or no certificate). libcurl supports by default the use of TLS session id/ticket to resume previous TLS sessions to speed up subsequent TLS handshakes. They are used when for any reason an existing TLS connection couldn't be kept alive to make the next handshake faster. This flaw is a regression and identical to CVE-2016-5419 reported on August 3rd 2016, but affecting a different version range.

References

Affected packages

Debian:11 / curl

Package

Name
curl
Purl
pkg:deb/debian/curl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7.52.1-5

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / curl

Package

Name
curl
Purl
pkg:deb/debian/curl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7.52.1-5

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / curl

Package

Name
curl
Purl
pkg:deb/debian/curl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7.52.1-5

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:14 / curl

Package

Name
curl
Purl
pkg:deb/debian/curl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7.52.1-5

Ecosystem specific

{
    "urgency": "not yet assigned"
}