CVE-2018-25032
HIGHCVSS 7.5/10EPSS 52.06%
Last modified
CVE-2018-25032 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. zlib before 1.2.12 allows memory corruption when deflating (i.e., when compressing) if the input has many distant matches.. EPSS estimates a 52.06% chance of exploitation in the next 30 days.
Description
zlib before 1.2.12 allows memory corruption when deflating (i.e., when compressing) if the input has many distant matches.
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 |
|---|---|---|
| Nokogiri | Nokogiri | < 1.13.4 |
| Python | Python | >= 3.7.0, < 3.7.14 |
| Python | Python | >= 3.8.0, < 3.8.14 |
| Python | Python | >= 3.9.0, < 3.9.13 |
| Python | Python | >= 3.10.0, < 3.10.5 |
| Zlib | Zlib | >= 1.2.2.2, < 1.2.12 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
| Debian | Debian Linux | 11.0 |
| Fedoraproject | Fedora | 34 |
| Fedoraproject | Fedora | 35 |
| Fedoraproject | Fedora | 36 |
| Apple | Mac Os X | >= 10.15, < 10.15.7 |
| Apple | Mac Os X | 10.15.7 |
| Apple | Macos | >= 11.0, < 11.6.6 |
| Apple | Macos | >= 12.0.0, < 12.4 |
| Mariadb | Mariadb | >= 10.3.0, < 10.3.36 |
| Mariadb | Mariadb | >= 10.4.0, < 10.4.26 |
| Mariadb | Mariadb | >= 10.5.0, < 10.5.17 |
| Mariadb | Mariadb | >= 10.6.0, < 10.6.9 |
| Mariadb | Mariadb | >= 10.7.0, < 10.7.5 |
| Mariadb | Mariadb | >= 10.8.0, < 10.8.4 |
| Mariadb | Mariadb | >= 10.9.0, < 10.9.2 |
| Netapp | Active Iq Unified Manager | All versions |
| Netapp | E-Series Santricity Os Controller | >= 11.0.0, <= 11.70.2 |
| Netapp | Management Services For Element Software | All versions |
| Netapp | Oncommand Workflow Automation | All versions |
| Netapp | Ontap Select Deploy Administration Utility | All versions |
| Netapp | Hci Compute Node | All versions |
| Netapp | H300s Firmware | All versions |
| Netapp | H500s Firmware | All versions |
| Netapp | H700s Firmware | All versions |
| Netapp | H410s Firmware | All versions |
| Netapp | H410c Firmware | All versions |
| Siemens | Scalance Sc622-2c Firmware | < 3.0 |
| Siemens | Scalance Sc626-2c Firmware | < 3.0 |
| Siemens | Scalance Sc632-2c Firmware | < 3.0 |
| Siemens | Scalance Sc636-2c Firmware | < 3.0 |
| Siemens | Scalance Sc642-2c Firmware | < 3.0 |
| Siemens | Scalance Sc646-2c Firmware | < 3.0 |
| Azul | Zulu | 6.45 |
| Azul | Zulu | 7.52 |
| Azul | Zulu | 8.60 |
| Azul | Zulu | 11.54 |
| Azul | Zulu | 13.46 |
| Azul | Zulu | 15.38 |
| Azul | Zulu | 17.32 |
| Goto | Gotoassist | < 11.9.18 |
References
- http://seclists.org/fulldisclosure/2022/May/33Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2022/May/35Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2022/May/38Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/03/25/2Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/03/26/1Exploit, Mailing List, Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-333517.pdfThird Party Advisory
- https://github.com/madler/zlib/commit/5c44459c3b28a9bd3283aaceab7c615f8020c531Patch, Third Party Advisory
- https://github.com/madler/zlib/compare/v1.2.11...v1.2.12Patch, Third Party Advisory
- https://github.com/madler/zlib/issues/605Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/04/msg00000.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/05/msg00008.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00023.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202210-42Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220526-0009/Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220729-0004/Third Party Advisory
- https://support.apple.com/kb/HT213255Third Party Advisory
- https://support.apple.com/kb/HT213256Third Party Advisory
- https://support.apple.com/kb/HT213257Third Party Advisory
- https://www.debian.org/security/2022/dsa-5111Patch, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/03/24/1Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/03/28/1Exploit, Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/03/28/3Mailing List, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujul2022.htmlPatch, Third Party Advisory
- http://seclists.org/fulldisclosure/2022/May/33Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2022/May/35Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2022/May/38Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/03/25/2Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/03/26/1Exploit, Mailing List, Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-333517.pdfThird Party Advisory
- https://github.com/madler/zlib/commit/5c44459c3b28a9bd3283aaceab7c615f8020c531Patch, Third Party Advisory
- https://github.com/madler/zlib/compare/v1.2.11...v1.2.12Patch, Third Party Advisory
- https://github.com/madler/zlib/issues/605Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/04/msg00000.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/05/msg00008.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00023.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202210-42Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220526-0009/Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220729-0004/Third Party Advisory
- https://support.apple.com/kb/HT213255Third Party Advisory
- https://support.apple.com/kb/HT213256Third Party Advisory
- https://support.apple.com/kb/HT213257Third Party Advisory
- https://www.debian.org/security/2022/dsa-5111Patch, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/03/24/1Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/03/28/1Exploit, Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/03/28/3Mailing List, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujul2022.htmlPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-25032?
zlib before 1.2.12 allows memory corruption when deflating (i.e., when compressing) if the input has many distant matches.
How severe is CVE-2018-25032?
CVE-2018-25032 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 52.06% probability of exploitation in the next 30 days.
How do I fix CVE-2018-25032?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2018-25032?
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