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CVE Record

CVE-2010-0634: Unspecified vulnerability in Fast Lexical Analyzer Generator (flex) before 2.5.35 has unknown impact and at...

Unspecified vulnerability in Fast Lexical Analyzer Generator (flex) before 2.5.35 has unknown impact and attack vectors.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2010-0634 is a sparse historical CVE for flex, a developer tool used to generate lexical analyzers. The record only says versions before 2.5.35 have an unspecified vulnerability with unknown impact and attack vectors. Business urgency is unclear without local usage, but old build tooling should be removed or upgraded. Exposure is most likely on legacy build hosts, source packages, containers, or embedded toolchains that still include flex older than 2.5.35. The bundle does not establish runtime exposure for software generated by flex. Low-to-unknown immediate priority unless old flex is present in critical build pipelines. Prioritize inventory and upgrade during dependency hygiene work, escalating only if vendor guidance reveals practical impact. Mitigation focus: Inventory flex versions across build systems and developer images.; Upgrade flex to 2.5.35 or a supported vendor package if applicable.; Check operating system or distribution advisories for backported fixes..

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Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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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

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.

0CVSS vectors
0Timeline events
0ADP providers
1Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

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