CVE-2015-3455
Squid 3.2.x before 3.2.14, 3.3.x before 3.3.14, 3.4.x before 3.4.13, and 3.5.x before 3.5.4, when configured with client-first SSL-bump, do not properly validate the domain or hostname fields of X.509 certificates, which allows man-in-the-middle…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 11.4%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
Description
Squid 3.2.x before 3.2.14, 3.3.x before 3.3.14, 3.4.x before 3.4.13, and 3.5.x before 3.5.4, when configured with client-first SSL-bump, do not properly validate the domain or hostname fields of X.509 certificates, which allows man-in-the-middle attackers to spoof SSL servers via a valid certificate.
- CVSS 2.0
- 2.6 LOWAV:N/AC:H/Au:N/C:N/I:P/A:N
- EPSS
- 11.40% probability · 96th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- oracle/linux · oracle/solaris · squid-cache/squid · fedoraproject/fedora
- Source
- cve@mitre.org
References
- http://advisories.mageia.org/MGASA-2015-0191.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183598.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-09/msg00016.html
- http://lists.opensuse.org/opensuse-updates/2016-08/msg00069.html
- http://rhn.redhat.com/errata/RHSA-2015-2378.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:230Broken Link
- http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.htmlThird Party Advisory
- http://www.securityfocus.com/bid/74438
- http://www.securitytracker.com/id/1032221Third Party Advisory, VDB Entry
- http://www.squid-cache.org/Advisories/SQUID-2015_1.txtVendor Advisory
- http://advisories.mageia.org/MGASA-2015-0191.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183598.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-09/msg00016.html
- http://lists.opensuse.org/opensuse-updates/2016-08/msg00069.html
- http://rhn.redhat.com/errata/RHSA-2015-2378.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:230Broken Link
- http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.htmlThird Party Advisory
- http://www.securityfocus.com/bid/74438
- http://www.securitytracker.com/id/1032221Third Party Advisory, VDB Entry
- http://www.squid-cache.org/Advisories/SQUID-2015_1.txtVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.