Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2020-15917

common/session.c in Claws Mail before 3.17.6 has a protocol violation because suffix data after STARTTLS is mishandled.

Published

2020-07-23T19:15:10.137

Last Modified

2024-11-21T05:06:26.670

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	claws-mail	claws-mail	< 3.17.6	Yes
Operating System	fedoraproject	fedora	31	Yes
Operating System	fedoraproject	fedora	32	Yes
Application	opensuse	backports_sle	15.0	Yes
Application	opensuse	backports_sle	15.0	Yes
Operating System	opensuse	leap	15.1	Yes
Operating System	opensuse	leap	15.2	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00090.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00002.html Broken Link, Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00060.html Broken Link, Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00051.html Broken Link, Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00013.html Broken Link, Mailing List, Third Party Advisory ([email protected])
https://git.claws-mail.org/?p=claws.git%3Ba=blob%3Bf=RELEASE_NOTES ([email protected])
https://git.claws-mail.org/?p=claws.git%3Ba=commit%3Bh=fcc25329049b6f9bd8d890f1197ed61eb12e14d5 ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6YVQB7NRBHO67Q74RS7RZCMW4ENRVBB4/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G7UX65342HRVDQML4G4GEVEUB764EUM5/ ([email protected])
https://security.gentoo.org/glsa/202007-56 Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00090.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00002.html Broken Link, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00060.html Broken Link, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00051.html Broken Link, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00013.html Broken Link, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://git.claws-mail.org/?p=claws.git%3Ba=blob%3Bf=RELEASE_NOTES (af854a3a-2127-422b-91ae-364da2661108)
https://git.claws-mail.org/?p=claws.git%3Ba=commit%3Bh=fcc25329049b6f9bd8d890f1197ed61eb12e14d5 (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6YVQB7NRBHO67Q74RS7RZCMW4ENRVBB4/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G7UX65342HRVDQML4G4GEVEUB764EUM5/ (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202007-56 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)