USN-3199-1

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-3199-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3199-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-3199-1
Upstream
Related
Published
2017-02-16T23:52:07Z
Modified
2026-02-10T04:41:05Z
Summary
Python Crypto vulnerability
Details

It was discovered that the ALGnew function in block_templace.c in the Python Cryptography Toolkit contained a heap-based buffer overflow vulnerability. A remote attacker could use this flaw to execute arbitrary code by using a crafted initialization vector parameter.

References

Affected packages

Ubuntu:14.04:LTS / python-crypto

Package

Name
python-crypto
Purl
pkg:deb/ubuntu/python-crypto@2.6.1-4ubuntu0.1?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.1-4ubuntu0.1

Affected versions

2.*
2.6-5
2.6.1-2
2.6.1-2build1
2.6.1-3
2.6.1-4
2.6.1-4build1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "python-crypto",
            "binary_version": "2.6.1-4ubuntu0.1"
        },
        {
            "binary_name": "python3-crypto",
            "binary_version": "2.6.1-4ubuntu0.1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2013-7459",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:14.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3199-1.json"

Ubuntu:16.04:LTS / python-crypto

Package

Name
python-crypto
Purl
pkg:deb/ubuntu/python-crypto@2.6.1-6ubuntu0.16.04.1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.1-6ubuntu0.16.04.1

Affected versions

2.*
2.6.1-5build1
2.6.1-6
2.6.1-6build1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "python-crypto",
            "binary_version": "2.6.1-6ubuntu0.16.04.1"
        },
        {
            "binary_name": "python3-crypto",
            "binary_version": "2.6.1-6ubuntu0.16.04.1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2013-7459",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:16.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3199-1.json"