9.8

CVE-2013-7459

Exploit
Heap-based buffer overflow in the ALGnew function in block_templace.c in Python Cryptography Toolkit (aka pycrypto) allows remote attackers to execute arbitrary code as demonstrated by a crafted iv parameter to cryptmsg.py.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
DlitzPycrypto Version <= 2.6.1
FedoraprojectFedora Version24
FedoraprojectFedora Version25
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 9.5% 0.948
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

http://www.openwall.com/lists/oss-security/2016/12/27/8
Third Party Advisory
Mailing List
http://www.securityfocus.com/bid/95122
Third Party Advisory
VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1409754
Third Party Advisory
VDB Entry
Issue Tracking
https://github.com/dlitz/pycrypto/commit/8dbe0dc3eea5c689d4f76b37b93fe216cf1f00d4
Patch
https://github.com/dlitz/pycrypto/issues/176
Patch
Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C6BWNADPLKDBBQBUT3P75W7HAJCE7M3B/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RJ37R2YLX56YZABFNAOWV4VTHTGYREAE/
https://pony7.fr/ctf:public:32c3:cryptmsg
Third Party Advisory
Exploit
Technical Description
https://security.gentoo.org/glsa/201702-14