VulnerabilityModified
CVE-2015-3420
The ssl-proxy-openssl.c function in Dovecot before 2.2.17, when SSLv3 is disabled, allow remote attackers to cause a denial of service (login process crash) via vectors related to handshake failures.
MEDIUM 5.9EPSS 2.84%
Does this matter?
Lower severity and a low EPSS score (2.84%). Track it; it rarely justifies an emergency change on its own.
Description
The ssl-proxy-openssl.c function in Dovecot before 2.2.17, when SSLv3 is disabled, allow remote attackers to cause a denial of service (login process crash) via vectors related to handshake failures.
- CVSS 3.0
- 5.9 MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.84% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-295
- Affected
- dovecot/dovecot · fedoraproject/fedora
- Source
- cve@mitre.org
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157030.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158236.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158261.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2015/04/27/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/04/28/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/74335Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1216057Issue Tracking, Third Party Advisory
- https://dovecot.org/pipermail/dovecot-news/2015-May/000292.htmlVendor Advisory
- https://dovecot.org/pipermail/dovecot/2015-April/100618.htmlVendor Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157030.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158236.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158261.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2015/04/27/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/04/28/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/74335Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1216057Issue Tracking, Third Party Advisory
- https://dovecot.org/pipermail/dovecot-news/2015-May/000292.htmlVendor Advisory
- https://dovecot.org/pipermail/dovecot/2015-April/100618.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.