Critical severity · published Feb 23, 2016
CVE-2015-8803
The ecc_256_modp function in ecc-256.c in Nettle before 3.2 does not properly handle carry propagation and produces incorrect output in its implementation of the P-256 NIST…
9.8
CVSS
4.2%
EPSS
No
On KEV
Description
The ecc_256_modp function in ecc-256.c in Nettle before 3.2 does not properly handle carry propagation and produces incorrect output in its implementation of the P-256 NIST elliptic curve, which allows attackers to have unspecified impact via unknown vectors, a different vulnerability than CVE-2015-8805.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.2% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LE
Leap · Opensuse
42.1 · source: NVD
NE
Nettle · Nettle Project
through 3.1.1 · source: NVD
OP
Opensuse · Opensuse
13.1; 13.2 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 15.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-8803
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-8803
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176807.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177229.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177473.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-updates/2016-02/msg00091.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-updates/2016-02/msg00093.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-updates/2016-02/msg00100.html
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