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debianDebianDEBIAN:DLA-1978-1:3F183
HistoryOct 30, 2019 - 5:39 p.m.

[SECURITY] [DLA 1978-1] python-ecdsa security update

2019-10-3017:39:42
lists.debian.org
33

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

61.2%

Package : python-ecdsa
Version : 0.11-1+deb8u1
CVE ID : CVE-2019-14853 CVE-2019-14859

It was discovered that python-ecdsa, a cryptographic signature library
for Python, did not correctly verify DER encoded signatures. Malformed
signatures could lead to unexpected exceptions and in some cases did
not raise any exception.

For Debian 8 "Jessie", these problems have been fixed in version
0.11-1+deb8u1.

We recommend that you upgrade your python-ecdsa packages.

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

61.2%