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CVE Record

CVE-2005-2856: Stack-based buffer overflow in the WinACE UNACEV2.DLL third-party compression utility before 2.6.0.0, as us...

Stack-based buffer overflow in the WinACE UNACEV2.DLL third-party compression utility before 2.6.0.0, as used in multiple products including (1) ALZip 5.51 through 6.11, (2) Servant Salamander 2.0 and 2.5 Beta 1, (3) WinHKI 1.66 and 1.67, (4) ExtractNow 3.x, (5) Total Commander 6.53, (6) Anti-Trojan 5.5.421, (7) PowerArchiver before 9.61, (8) UltimateZip 2.7,1, 3.0.3, and 3.1b, (9) Where Is It (WhereIsIt) 3.73.501, (10) FilZip 3.04, (11) IZArc 3.5 beta3, (12) Eazel 1.0, (13) Rising Antivirus 18.27.21 and earlier, (14) AutoMate 6.1.0.0, (15) BitZipper 4.1 SR-1, (16) ZipTV, and other products, allows user-assisted attackers to execute arbitrary code via a long filename in an ACE archive.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2005-2856 affects products that bundled the WinACE UNACEV2.DLL decompression library before 2.6.0.0. A malicious ACE archive with an overly long filename could crash the application or run code if a user opens or extracts it. Business risk is mainly from legacy software and embedded library copies. Exposure is most likely on Windows endpoints, servers, or automation hosts running old archive tools, file managers, antivirus utilities, or products carrying UNACEV2.DLL before 2.6.0.0. Treat this as a legacy exposure cleanup item with high impact if present. It is not automatically urgent across modern fleets, but any remaining vulnerable copy can turn a routine archive-opening workflow into code execution. Mitigation focus: Inventory systems for products bundling UNACEV2.DLL and identify the DLL version.; Update affected products using their vendor guidance or remove unsupported legacy software.; Disable or restrict ACE archive handling where business use is unnecessary..

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0ADP providers
7Source links

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Affected products

Products and packages named in the record

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