Improper input validation in Python Rsa
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.070 (93.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Python Rsa
- Fedoraproject Fedora — versions 22, 23
- Opensuse Leap — versions 42.1
- Opensuse — versions 13.1, 13.2
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-1494?
- CVE-2016-1494 is a medium-severity vulnerability in Python Rsa, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2016-01-13.
- How severe is CVE-2016-1494?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2016-1494 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.