Moole Vulnerability Database

Find real vulnerabilities before they ship

Medium

CVE-2016-1494

The verify function in the RSA package for Python (Python-RSA) before 3.3 allows attackers to spoof signatures with a small public exponent via crafted signature padding, aka a BERserk attack.

VectorNETWORK

PublishedJan 13, 2016, 15:59

Published Bycve@mitre.org

Base Score

Score5.3

Affected Versions

Package (Ecosystem)IntroducedFixedLimit

rsa(PyPI)03.3N/A

References

http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175897.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175942.html
http://lists.opensuse.org/opensuse-updates/2016-01/msg00032.html
http://www.openwall.com/lists/oss-security/2016/01/05/1
http://www.openwall.com/lists/oss-security/2016/01/05/3
http://www.securityfocus.com/bid/79829
https://bitbucket.org/sybren/python-rsa/pull-requests/14/security-fix-bb06-attack-in-verify-by/diff
https://blog.filippo.io/bleichenbacher-06-signature-forgery-in-python-rsa/

Weakness Type

CWE-20

CVSS Metrics

Base Score

5.3

Vector String

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Base SeverityMedium

Version

3.0

Attack Vector (AV)

NETWORK