Vulnerability Monitor

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CVE-2019-11719

When importing a curve25519 private key in PKCS#8format with leading 0x00 bytes, it is possible to trigger an out-of-bounds read in the Network Security Services (NSS) library. This could lead to information disclosure. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

Published

2019-07-23T14:15:16.077

Last Modified

2025-11-25T17:50:16.803

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

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

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

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	< 60.8.0	Yes
Application	mozilla	firefox	< 68.0	Yes
Application	mozilla	thunderbird	< 60.8.0	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00058.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00073.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html ([email protected])
https://access.redhat.com/errata/RHSA-2019:1951 ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=1540541 Issue Tracking, Permissions Required, Vendor Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2020/09/msg00029.html ([email protected])
https://security.gentoo.org/glsa/201908-12 ([email protected])
https://security.gentoo.org/glsa/201908-20 ([email protected])
https://www.mozilla.org/security/advisories/mfsa2019-21/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2019-22/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2019-23/ Vendor Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00058.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00073.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2019:1951 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=1540541 Issue Tracking, Permissions Required, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2020/09/msg00029.html (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201908-12 (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201908-20 (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2019-21/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2019-22/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2019-23/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)