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Ffjpeg CVE-2019-19887

MEDIUM
NULL Pointer Dereference (CWE-476)
2019-12-18 cve@mitre.org
Null Pointer Dereference Denial Of Service Ffjpeg
6.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
6.5 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

1
CVE Published
Dec 18, 2019 - 19:15 nvd
MEDIUM 6.5

DescriptionNVD

bitstr_tell at bitstr.c in ffjpeg through 2019-08-21 has a NULL pointer dereference related to jfif_encode.

AnalysisAI

bitstr_tell at bitstr.c in ffjpeg through 2019-08-21 has a NULL pointer dereference related to jfif_encode. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as NULL Pointer Dereference (CWE-476), which allows attackers to crash the application by dereferencing a null pointer. bitstr_tell at bitstr.c in ffjpeg through 2019-08-21 has a NULL pointer dereference related to jfif_encode. Affected products include: Rockcarry Ffjpeg. Version information: through 2019.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Check pointers before dereferencing. Use static analysis tools to detect null pointer paths.

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Same technique Null Pointer Dereference

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CVE-2019-19887 vulnerability details – vuln.today
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