Security readout for executives and security teams
CVE-2018-20545 is a memory write flaw in libcaca 0.99.beta19 when handling 4bpp image data. Systems are most relevant if they use libcaca to process files from users, partners, or automated feeds. The source bundle does not provide CVSS, confirmed impact, or exploitation evidence. Exposure is likely limited to systems with libcaca 0.99.beta19 or distribution packages derived from it, especially where untrusted image-like input reaches libcaca parsing paths. Prioritize where libcaca processes untrusted files in servers, batch pipelines, or customer-facing workflows. Lower priority for desktop-only or unused installations until vendor severity is clarified. Mitigation focus: Inventory systems and containers for libcaca packages or bundled libcaca 0.99.beta19.; Apply relevant Ubuntu, openSUSE, Fedora, or Red Hat vendor updates where applicable.; Check upstream libcaca issue and commit references for the fix lineage..
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
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CVE-2018-20545 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
- USN-3860-2CVE reference · vendor-advisory, x_refsource_UBUNTU
- https://bugzilla.redhat.com/show_bug.cgi?id=1652621CVE reference · x_refsource_MISC
- USN-3860-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- FEDORA-2022-fc6b53e7a2CVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2022-e3b9986722CVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2022-3d291845d8CVE reference · vendor-advisory, x_refsource_FEDORA
- https://github.com/cacalabs/libcaca/issues/37CVE reference · x_refsource_MISC
- https://github.com/cacalabs/libcaca/commit/3e52dabe3e64dc50f4422effe364a1457a8a8592CVE reference · x_refsource_MISC
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.