GNU Libtasn1 before 4.19.0 ETYPE_OK off-by-one buffer in asn1_encode_simple_der
CVE-2021-46848 Published on October 24, 2022
GNU Libtasn1 before 4.19.0 has an ETYPE_OK off-by-one array size check that affects asn1_encode_simple_der.
Vulnerability Analysis
CVE-2021-46848 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity, and a high impact on availability.
Weakness Type
What is an off-by-five Vulnerability?
A product calculates or uses an incorrect maximum or minimum value that is 1 more, or 1 less, than the correct value.
CVE-2021-46848 has been classified to as an off-by-five vulnerability or weakness.
Products Associated with CVE-2021-46848
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2021-46848 are published in these products:
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.