CVE-2018-1060
HIGHCVSS 7.5/10EPSS 5.10%
Last modified
CVE-2018-1060 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. python before versions 2.7.15, 3.4.9, 3.5.6rc1, 3.6.5rc1 and 3.7.0 is vulnerable to catastrophic backtracking in pop3lib's apop() method. An attacker could use this flaw to cause denial of service.. EPSS estimates a 5.10% chance of exploitation in the next 30 days.
Description
python before versions 2.7.15, 3.4.9, 3.5.6rc1, 3.6.5rc1 and 3.7.0 is vulnerable to catastrophic backtracking in pop3lib's apop() method. An attacker could use this flaw to cause denial of service.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Python | Python | >= 2.7.0, < 2.7.15 |
| Python | Python | >= 3.0.0, < 3.4.9 |
| Python | Python | >= 3.5.0, < 3.5.6 |
| Python | Python | > 3.6.0, < 3.6.5 |
| Fedoraproject | Fedora | 28 |
| Fedoraproject | Fedora | 29 |
| Fedoraproject | Fedora | 30 |
| Canonical | Ubuntu Linux | 12.04 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Redhat | Ansible Tower | 3.3 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.htmlMailing List, Third Party Advisory
- http://www.securitytracker.com/id/1042001Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHBA-2019:0327Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3041Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3505Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:1260Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3725Third Party Advisory
- https://bugs.python.org/issue32981Exploit, Issue Tracking, Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1060Issue Tracking, Third Party Advisory
- https://docs.python.org/3.5/whatsnew/changelog.html#python-3-5-6-release-candidate-1Product, Vendor Advisory
- https://docs.python.org/3.6/whatsnew/changelog.html#python-3-6-5-release-candidate-1Product, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00030.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00031.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/3817-1/Third Party Advisory
- https://usn.ubuntu.com/3817-2/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4306Third Party Advisory
- https://www.debian.org/security/2018/dsa-4307Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2020.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.htmlMailing List, Third Party Advisory
- http://www.securitytracker.com/id/1042001Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHBA-2019:0327Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3041Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3505Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:1260Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3725Third Party Advisory
- https://bugs.python.org/issue32981Exploit, Issue Tracking, Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1060Issue Tracking, Third Party Advisory
- https://docs.python.org/3.5/whatsnew/changelog.html#python-3-5-6-release-candidate-1Product, Vendor Advisory
- https://docs.python.org/3.6/whatsnew/changelog.html#python-3-6-5-release-candidate-1Product, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00030.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00031.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/3817-1/Third Party Advisory
- https://usn.ubuntu.com/3817-2/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4306Third Party Advisory
- https://www.debian.org/security/2018/dsa-4307Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2020.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-1060?
python before versions 2.7.15, 3.4.9, 3.5.6rc1, 3.6.5rc1 and 3.7.0 is vulnerable to catastrophic backtracking in pop3lib's apop() method. An attacker could use this flaw to cause denial of service.
How severe is CVE-2018-1060?
CVE-2018-1060 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 5.10% probability of exploitation in the next 30 days.
How do I fix CVE-2018-1060?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2018-1060?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST