Attacker Value
Unknown
0
CVE-2019-20421
0
CVE ID
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CVE-2019-20421
(Last updated November 27, 2024) ▾
MITRE ATT&CK
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Collection
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Command and Control
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Credential Access
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Defense Evasion
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Execution
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Exfiltration
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Impact
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Initial Access
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Persistence
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Privilege Escalation
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Description
In Jp2Image::readMetadata() in jp2image.cpp in Exiv2 0.27.2, an input file can result in an infinite loop and hang, with high CPU consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
n/a
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- canonical,
- debian,
- exiv2
Products
- debian linux 10.0,
- debian linux 9.0,
- exiv2 0.27.2,
- ubuntu linux 16.04,
- ubuntu linux 18.04,
- ubuntu linux 19.10
References
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Emergent Threat Response
Report as Exploited in the Wild
CVE ID
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