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CVE-2019-20805

Date: June 1, 2020

p_lx_elf.cpp in UPX before 3.96 has an integer overflow during unpacking via crafted values in a PT_DYNAMIC segment.

Language: C

Severity Score

Related Resources (6)

https://github.com/upx/upx/issues/317
https://security-tracker.debian.org/tracker/CVE-2019-20805
https://nvd.nist.gov/vuln/detail/CVE-2019-20805
https://github.com/upx/upx/commit/8be9da8280dfa69d5df4417d4d81bda1cab78010
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-20805
https://www.mend.io/vulnerability-database/CVE-2019-20805

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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