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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…
Medium5.3EPSS 7.0%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Timeline
ID reserved
By mitre
- 9 days later
· 9 days later
Published
- 9 years later
· 9 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 7.0% · top 5.8% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Weakness
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
References (8)
- [oss-security] 20160104 Re: CVE Request: python-rsa signature forgery (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 79829 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://blog.filippo.io/bleichenbacher-06-signature-forgery-in-python-rsa/ (opens in a new tab)x_refsource_MISCx_transferred
- [oss-security] 20160105 CVE Request: python-rsa signature forgery (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- FEDORA-2016-70edfbbcef (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- openSUSE-SU-2016:0108 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://bitbucket.org/sybren/python-rsa/pull-requests/14/security-fix-bb06-attack-in-verify-by/diff (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2016-c845706426 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2016-0032 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-8rjr-6qq5-pj9p (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2016-1494)Record last updated .