CVE-2019-1552 — OpenSSL has internal defaults for a directory tree where it can find a configura
OpenSSL has internal defaults for a directory tree where it can find a configuration file as well as certificates used for verification in TLS. This directory is most commonly referred to as OPENSSLDIR, and is configurable with the --prefix / --openssldir configuration options. F
Published
2019-07-30T16:29:24.093Z
Last modified
2024-09-16T16:18:01.834Z
01What is this vulnerability?
OpenSSL has internal defaults for a directory tree where it can find a configuration file as well as certificates used for verification in TLS. This directory is most commonly referred to as OPENSSLDIR, and is configurable with the --prefix / --openssldir configuration options. For OpenSSL versions 1.1.0 and 1.1.1, the mingw configuration targets assume that resulting programs and libraries are…
02Affected products
| Vendor | Product | Versions |
|---|
| OpenSSL | OpenSSL | Fixed in OpenSSL 1.1.1d (Affected 1.1.1-1.1.1c), Fixed in OpenSSL 1.1.0l (Affected 1.1.0-1.1.0k), Fixed in OpenSSL 1.0.2t (Affected 1.0.2-1.0.2s) |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2019-07-30T16:29:24.093Z
- Last modified: 2024-09-16T16:18:01.834Z
09References
- lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
- lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
- lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
- www.oracle.com — https://www.oracle.com/security-alerts/cpuapr2020.html
- www.oracle.com — https://www.oracle.com/security-alerts/cpujul2020.html
- www.oracle.com — https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
- www.tenable.com — https://www.tenable.com/security/tns-2019-08
- www.oracle.com — https://www.oracle.com/security-alerts/cpujan2020.html
- www.tenable.com — https://www.tenable.com/security/tns-2019-09
- www.openssl.org — https://www.openssl.org/news/secadv/20190730.txt
- git.openssl.org — https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=54aa9d51b09d67e…
- git.openssl.org — https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=e32bc855a81a2d4…
- git.openssl.org — https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=b15a19c148384e7…
- git.openssl.org — https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=d333ebaf9c77332…
- security.netapp.com — https://security.netapp.com/advisory/ntap-20190823-0006/
- support.f5.com — https://support.f5.com/csp/article/K94041354
- support.f5.com — https://support.f5.com/csp/article/K94041354?utm_source=f5support&%3Butm_medi…
- www.oracle.com — https://www.oracle.com/security-alerts/cpuoct2020.html
- www.kb.cert.org — https://www.kb.cert.org/vuls/id/429301
- kc.mcafee.com — https://kc.mcafee.com/corporate/index?page=content&id=SB10365
- cert-portal.siemens.com — https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
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