UBUNTU-CVE-2018-1000654

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Source
https://ubuntu.com/security/CVE-2018-1000654
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-1000654.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2018-1000654
Upstream
Downstream
Related
Published
2018-08-20T19:31:00Z
Modified
2025-10-24T04:47:21Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - negligible
Summary
[none]
Details

GNU Libtasn1-4.13 libtasn1-4.13 version libtasn1-4.13, libtasn1-4.12 contains a DoS, specifically CPU usage will reach 100% when running asn1Paser against the POC due to an issue in asn1expandobjectid(p_tree), after a long time, the program will be killed. This attack appears to be exploitable via parsing a crafted file.

References

Affected packages

Ubuntu:14.04:LTS / libtasn1-6

Package

Name
libtasn1-6
Purl
pkg:deb/ubuntu/libtasn1-6@3.4-3ubuntu0.6?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.3-2
3.4-2
3.4-3
3.4-3ubuntu0.1
3.4-3ubuntu0.2
3.4-3ubuntu0.3
3.4-3ubuntu0.4
3.4-3ubuntu0.5
3.4-3ubuntu0.6

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libtasn1-3-bin",
            "binary_version": "3.4-3ubuntu0.6"
        },
        {
            "binary_name": "libtasn1-3-dev",
            "binary_version": "3.4-3ubuntu0.6"
        },
        {
            "binary_name": "libtasn1-6",
            "binary_version": "3.4-3ubuntu0.6"
        },
        {
            "binary_name": "libtasn1-6-dev",
            "binary_version": "3.4-3ubuntu0.6"
        },
        {
            "binary_name": "libtasn1-bin",
            "binary_version": "3.4-3ubuntu0.6"
        }
    ]
}

Ubuntu:Pro:16.04:LTS / libtasn1-6

Package

Name
libtasn1-6
Purl
pkg:deb/ubuntu/libtasn1-6@4.7-3ubuntu0.16.04.3+esm2?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.7-3ubuntu0.16.04.3+esm2

Affected versions

4.*

4.5-2
4.7-2
4.7-3
4.7-3ubuntu0.16.04.1
4.7-3ubuntu0.16.04.2
4.7-3ubuntu0.16.04.3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libtasn1-3-bin",
            "binary_version": "4.7-3ubuntu0.16.04.3+esm2"
        },
        {
            "binary_name": "libtasn1-6",
            "binary_version": "4.7-3ubuntu0.16.04.3+esm2"
        },
        {
            "binary_name": "libtasn1-6-dev",
            "binary_version": "4.7-3ubuntu0.16.04.3+esm2"
        },
        {
            "binary_name": "libtasn1-bin",
            "binary_version": "4.7-3ubuntu0.16.04.3+esm2"
        }
    ]
}

Ubuntu:18.04:LTS / libtasn1-6

Package

Name
libtasn1-6
Purl
pkg:deb/ubuntu/libtasn1-6@4.13-2?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

4.*

4.12-2.1
4.12-3
4.13-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libtasn1-6",
            "binary_version": "4.13-2"
        },
        {
            "binary_name": "libtasn1-6-dev",
            "binary_version": "4.13-2"
        },
        {
            "binary_name": "libtasn1-bin",
            "binary_version": "4.13-2"
        }
    ]
}