Security readout for executives and security teams
gif2png 2.5.3 and earlier has a stack buffer overflow triggered by an overly long command-line argument. The main business concern is systems that let web or automation workflows pass user-controlled input into gif2png, where code execution may be possible in that process context. Exposure is most plausible where gif2png 2.5.3 or earlier is installed and invoked by CGI, web applications, batch converters, or scripts using untrusted filenames or parameters. Address this during legacy software cleanup, with higher urgency for internet-facing conversion services. The issue is old and not KEV-listed, but unsafe web invocation can turn it into code execution risk. Mitigation focus: Inventory systems for gif2png 2.5.3 and earlier.; Check OS vendor advisories for patched packages.; Remove gif2png where it is no longer required..
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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Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2009-5018 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
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://bugzilla.redhat.com/show_bug.cgi?id=547515CVE reference · x_refsource_CONFIRM
- gif2png-commandline-bo(64820)CVE reference · vdb-entry, x_refsource_XF
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.