CVE-2018-13785
MEDIUMCVSS 6.5/10EPSS 4.47%
Last modified
CVE-2018-13785 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. In libpng 1.6.34, a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c) may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service.. EPSS estimates a 4.47% chance of exploitation in the next 30 days.
Description
In libpng 1.6.34, a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c) may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Libpng | Libpng | 1.6.34 | — |
| Canonical | Ubuntu Linux | 14.04 | — |
| Canonical | Ubuntu Linux | 16.04 | — |
| Canonical | Ubuntu Linux | 17.10 | — |
| Canonical | Ubuntu Linux | 18.04 | — |
| Oracle | Jdk | 1.6.0 | Update201 |
| Oracle | Jdk | 1.7.0 | Update191 |
| Oracle | Jdk | 1.8.0 | Update181 |
| Oracle | Jdk | 11.0.0 | — |
| Oracle | Jre | 1.6.0 | Update201 |
| Oracle | Jre | 1.7.0 | Update191 |
| Oracle | Jre | 1.8.0 | Update181 |
| Oracle | Jre | 11.0.0 | — |
| Redhat | Enterprise Linux Desktop | 6.0 | — |
| Redhat | Enterprise Linux Desktop | 7.0 | — |
| Redhat | Enterprise Linux Server | 6.0 | — |
| Redhat | Enterprise Linux Server | 7.0 | — |
| Redhat | Enterprise Linux Workstation | 6.0 | — |
| Redhat | Enterprise Linux Workstation | 7.0 | — |
References
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/105599Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041889Broken Link, Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:3000Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3001Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3002Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3003Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3007Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3008Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3533Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3534Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3671Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3672Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3779Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3852Third Party Advisory
- https://github.com/glennrp/libpng/commit/8a05766cb74af05c04c53e6c9d60c13fc4d59bf2Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201908-10Third Party Advisory
- https://security.netapp.com/advisory/ntap-20181018-0001/Third Party Advisory
- https://sourceforge.net/p/libpng/bugs/278/Third Party Advisory
- https://usn.ubuntu.com/3712-1/Third Party Advisory
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/105599Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041889Broken Link, Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:3000Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3001Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3002Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3003Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3007Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3008Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3533Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3534Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3671Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3672Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3779Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3852Third Party Advisory
- https://github.com/glennrp/libpng/commit/8a05766cb74af05c04c53e6c9d60c13fc4d59bf2Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201908-10Third Party Advisory
- https://security.netapp.com/advisory/ntap-20181018-0001/Third Party Advisory
- https://sourceforge.net/p/libpng/bugs/278/Third Party Advisory
- https://usn.ubuntu.com/3712-1/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-13785?
In libpng 1.6.34, a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c) may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service.
How severe is CVE-2018-13785?
CVE-2018-13785 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 4.47% probability of exploitation in the next 30 days.
How do I fix CVE-2018-13785?
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-2018-13785?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST