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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2013-7040
HistoryMay 19, 2014 - 2:55 p.m.

CVE-2013-7040

2014-05-1914:55:00
Debian Security Bug Tracker
security-tracker.debian.org
13

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

67.5%

Python 2.7 before 3.4 only uses the last eight bits of the prefix to randomize hash values, which causes it to compute hash values without restricting the ability to trigger hash collisions predictably and makes it easier for context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-1150.

OSVersionArchitecturePackageVersionFilename
Debian11allpython2.7<=Β 2.7.18-8+deb11u1python2.7_2.7.18-8+deb11u1_all.deb
Debian10allpython2.7<=Β 2.7.16-2+deb10u1python2.7_2.7.16-2+deb10u1_all.deb

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

67.5%