CVE-2015-7575

Severity

43%

Complexity

86%

Confidentiality

48%

Mozilla Network Security Services (NSS) before 3.20.2, as used in Mozilla Firefox before 43.0.2 and Firefox ESR 38.x before 38.5.2, does not reject MD5 signatures in Server Key Exchange messages in TLS 1.2 Handshake Protocol traffic, which makes it easier for man-in-the-middle attackers to spoof servers by triggering a collision.

Mozilla Network Security Services (NSS) before 3.20.2, as used in Mozilla Firefox before 43.0.2 and Firefox ESR 38.x before 38.5.2, does not reject MD5 signatures in Server Key Exchange messages in TLS 1.2 Handshake Protocol traffic, which makes it easier for man-in-the-middle attackers to spoof servers by triggering a collision.

CVSS 3.0 Base Score 5.9. CVSS Attack Vector: network. CVSS Attack Complexity: high. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N).

CVSS 2.0 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N).

Overview

First reported 9 years ago

2016-01-09 02:59:00

Last updated 6 years ago

2018-10-30 16:27:00

Affected Software

Mozilla Network Security Services

openSUSE Leap 42.1

42.1

OpenSUSE 13.1

13.1

OpenSUSE 13.2

13.2

Mozilla Firefox ESR 38.0

38.0

Mozilla Firefox ESR 38.0.1

38.0.1

Mozilla Firefox ESR 38.0.5

38.0.5

Mozilla Firefox ESR 38.1.0

38.1.0

Mozilla Firefox ESR 38.1.1

38.1.1

Mozilla Firefox ESR 38.2.0

38.2.0

Mozilla Firefox ESR 38.2.1

38.2.1

Mozilla Firefox Extended Support Release (ESR) 38.3.0

38.3.0

Mozilla Firefox ESR 38.4.0

38.4.0

Mozilla Firefox ESR 38.5.0

38.5.0

Mozilla Firefox ESR 38.5.1

38.5.1

Canonical Ubuntu Linux 14.04 LTS (Long-Term Support)

14.04

Canonical Ubuntu Linux 15.04

15.04

Canonical Ubuntu Linux 15.10

15.10

Mozilla Firefox

References

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