CVE-2007-2459
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedHeap-based buffer overflow in the BMP reader (bmp.c) in Imager perl module (libimager-perl) 0.45 through 0.56 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via crafted 8-bit/pixel compressed BMP files.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceHeap-based buffer overflow in Imager perl module's BMP reader (bmp.c) allows remote attackers to cause denial of service or potentially execute arbitrary code via crafted 8-bit/pixel compressed BMP files. The vulnerability affects versions 0.45 through 0.56.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data= 0.44= 0.44_1= 0.45= 0.45_2= 0.46= 0.47= 0.48= 0.49= 0.50= 0.51= 0.52= 0.53CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- None
- Integrity
- None
- Availability
- Complete
AV:N/AC:L/Au:N/C:N/I:N/A:C
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify installed Imager perl module versionRun `perl -MImager -e 'print Imager->VERSION'` or check your perl distribution's package manager for the Imager package versionAffected if The version listed is 0.44, 0.44_1, 0.45, 0.45_2, 0.46, 0.47, 0.48, 0.49, 0.50, 0.51, 0.52, or 0.53 (falls within 0.44 through 0.56)
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Confirm BMP file processing is in useSearch your codebase or application for calls to Imager's file reading functions (Imager::File::BMP, Imager::read, or image loading methods) that accept BMP inputAffected if Your application loads or processes BMP format files using the Imager library
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Verify the vulnerable BMP reader component is loadedCheck if Imager's BMP support module (typically bmp.c or the compiled BMP handler) is present in your perl library path, or trace runtime loading of Imager::File::BMPAffected if The BMP file handler module is loaded at runtime when processing image files
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Identify if 8-bit/pixel compressed BMP files are processedReview your application's image upload or processing logic to determine if it handles BMP files with 8-bit pixel depth and RLE compressionAffected if Your application processes compressed 8-bit BMP files, which triggers the vulnerable code path in bmp.c
You are affected if the Imager perl module version is between 0.44 and 0.56 (inclusive) AND your application uses Imager to process BMP files, especially compressed 8-bit/pixel BMP files.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataUpgrade Imager perl module to version 0.57 or later to patch the buffer overflow. Alternatively, implement input validation to reject malformed BMP files before passing to the Imager library.
- Consultation3.0 h
- Implementation4.0 h
- Testing6.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2007-2459 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2007-2459 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Version or environment caveats, and links to real fixes
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