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
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
- https://seclists.org/fulldisclosure/2022/May/33Mailing List, Third Party Advisory
- https://seclists.org/fulldisclosure/2022/May/35Mailing List, Third Party Advisory
- https://seclists.org/fulldisclosure/2022/May/38Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/03/25/2Mailing List, Third Party Advisory
- https://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
- https://seclists.org/fulldisclosure/2022/May/33Mailing List, Third Party Advisory
- https://seclists.org/fulldisclosure/2022/May/35Mailing List, Third Party Advisory
- https://seclists.org/fulldisclosure/2022/May/38Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/03/25/2Mailing List, Third Party Advisory
- https://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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