Security readout for executives and security teams
CVE-2019-13115 affects libssh2 clients before 1.9.0. If a user or application connects to a malicious or compromised SSH server, the server may trigger a client-side out-of-bounds read, potentially exposing sensitive memory or crashing the client. Exposure is most likely in applications, scripts, appliances, or distributions using libssh2 before 1.9.0 as an SSH client library. Downstream Debian, Fedora, NetApp, and F5 references indicate packaging and vendor impact, but this bundle does not enumerate exact affected product versions. Treat this as a targeted client-side dependency risk, not a broad internet worm risk. Prioritize remediation where business systems automatically connect to third-party, customer, or unmanaged SSH servers, and track vendor patches for packaged products. Mitigation focus: Upgrade libssh2 to 1.9.0 or a vendor-fixed package.; Check Debian, Fedora, NetApp, F5, and application vendor guidance for fixed builds.; Rebuild statically linked applications that bundle vulnerable libssh2 versions..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2019-13115 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/libssh2/libssh2/pull/350CVE reference
- https://libssh2.org/changes.htmlCVE reference
- https://github.com/libssh2/libssh2/compare/02ecf17...42d37aaCVE reference
- https://blog.semmle.com/libssh2-integer-overflow/CVE reference
- [debian-lts-announce] 20190725 [SECURITY] [DLA 1730-3] libssh2 regression updateCVE reference · mailing-list
- FEDORA-2019-9d85600fc7CVE reference · vendor-advisory
- FEDORA-2019-5885663621CVE reference · vendor-advisory
- https://security.netapp.com/advisory/ntap-20190806-0002/CVE reference
- https://support.f5.com/csp/article/K13322484CVE reference
- https://support.f5.com/csp/article/K13322484?utm_source=f5support&%3Butm_medium=RSSCVE reference
- [bookkeeper-issues] 20210628 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8CVE reference · mailing-list
- [bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8CVE reference · mailing-list
- [debian-lts-announce] 20211217 [SECURITY] [DLA 2848-1] libssh2 security updateCVE reference · mailing-list
- [debian-lts-announce] 20230908 [SECURITY] [DLA 3559-1] libssh2 security updateCVE reference · mailing-list
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.