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CVE-2020-36120

Date: April 14, 2021

Buffer Overflow in the "sixel_encoder_encode_bytes" function of Libsixel v1.8.6 allows attackers to cause a Denial of Service (DoS).

Language: SHELL

Severity Score

Related Resources (4)

https://github.com/saitoha/libsixel/issues/143
https://security-tracker.debian.org/tracker/CVE-2020-36120
https://nvd.nist.gov/vuln/detail/CVE-2020-36120
https://www.mend.io/vulnerability-database/CVE-2020-36120

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

CVSS v3.1

Base Score:
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

CVSS v2

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

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